{"product_id":"mens-fleece-thermal-underwear-set-cold-weather-base-layer","title":"Men's Fleece Thermal Underwear Set | Cold Weather Base Layer","description":"\u003cp\u003e\u003ca title=\"Men's Fleece Thermal Set\" href=\"https:\/\/biggreenbear.com\/collections\/mens-hike-camp-baselayers\"\u003e\u003cimg alt=\"Big Green Bear\" src=\"https:\/\/biggreenbear.com\/cdn\/shop\/files\/image_11.png?v=1775454163\u0026amp;width=600\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eUltimate Men's Fleece-Lined Thermal Underwear Set – Premium Cold Weather Base Layer\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eConquer the cold and stay outdoors longer with our premium Men's Fleece-Lined Thermal Underwear Set. Engineered for the modern adventurer, this top and bottom base layer set delivers the perfect balance of lightweight comfort, breathable warmth, and rugged durability. Whether you are hitting the snowy trails, working outside, or just relaxing at home, this set is your ultimate defense against freezing temperatures.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan\u003eWhy These Will Work For You\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"KsbFXc U6u95\"\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICRAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eLock in Total Warmth\u003c\/strong\u003e: The high-density fleece interior traps your natural body heat, creating a powerful barrier against bitter cold without adding bulky layers.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICRAB\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eStay Bone-Dry\u003c\/strong\u003e: Advanced moisture-wicking technology pulls sweat away from your skin instantly, preventing the chilly dampness that ruins outdoor fun.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICRAC\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eMove Without Limits\u003c\/strong\u003e: Active four-way stretch fabric mirrors your natural body movements, providing zero-restriction flexibility for hiking, skiing, or running.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICRAD\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eFresh All-Day Wear\u003c\/strong\u003e: Breathable, odor-resistant fabric structure keeps you feeling clean and fresh from early morning workouts to late-night campfire relaxation.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eFeatures \u0026amp; Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"KsbFXc U6u95\"\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICxAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003ePremium Fabric Blend\u003c\/strong\u003e: 90% High-Performance Polyester, 10% Elastic Spandex\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICxAB\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eInterior Lining\u003c\/strong\u003e: Ultra-soft, heat-retaining brushed micro-fleece\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICxAC\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eComfort Design\u003c\/strong\u003e: Classic crew neck top with a comfortable pull-on elastic waistband bottom\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICxAD\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eAdvanced Stitching\u003c\/strong\u003e: Flat-lock seams prevent chafing, rubbing, or irritation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICxAE\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eColor Options\u003c\/strong\u003e: Classic Black, Clean White\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAICxAF\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eFit Profile\u003c\/strong\u003e: Regular fit, stays completely invisible under your everyday clothing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cspan\u003eSize Chart (True to Size Fit)\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable data-sae=\"\" data-animation-nesting=\"\" class=\"NRefec\"\u003e\n\u003ctbody\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eSize\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eChest (in)\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eWaist (in)\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eHip (in)\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eTop Length (in)\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eBottom Length (in)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eSmall\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e35.5\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e22.8\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e32.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e27.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e33.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eMedium\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e37.5\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e24.8\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e34.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e28.0\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e34.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eLarge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e39.5\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e26.8\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e36.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e28.8\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e35.0\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eX-Large\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e41.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e28.8\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e38.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e29.5\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e35.8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eXX-Large\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e43.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e30.8\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e40.3\"\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e30.3\"\u003c\/td\u003e\n\u003ctd aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e36.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eComparison: BigGreenBear Thermals vs. Standard Thermals\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable data-sae=\"\" data-animation-nesting=\"\" class=\"NRefec\"\u003e\n\u003ctbody\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eFeature\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eBigGreenBear Fleece Thermal Set\u003c\/th\u003e\n\u003cth data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"iry6k\"\u003eStandard Thermal Underwear\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eWarmth-to-Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003eExceptional (Micro-fleece retains maximum heat with zero bulk)\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003ePoor (Often heavy, bulky, or requires multiple layers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eMobility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e4-Way Stretch (Full range of motion for outdoor sports)\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003eRestricted (Stiff cotton or cheap synthetics bunch up)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"cZCYO\"\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003e\u003cstrong data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eMoisture Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003eInstant moisture-wicking \u0026amp; quick-dry technology\u003c\/td\u003e\n\u003ctd aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" colspan=\"undefined\" class=\"cOeeGf\"\u003eRetains Sweat (Absorbs moisture, leaving you wet and cold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCare Instructions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIERAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003eKeep your thermals performing like new with these simple steps:\u003c\/div\u003e\n\u003col data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"IaGLZe VimKh\"\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIEhAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eMachine wash cold with similar colors.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIEhAB\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eUse a gentle cycle and mild detergent.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIEhAC\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eDo not use bleach or fabric softeners.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIEhAD\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eTumble dry on low heat or hang dry for longevity.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIEhAE\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eDo not iron or dry clean.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eWhat's In The Box?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"KsbFXc U6u95\"\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIFBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e(1) Premium Men's Fleece-Lined Thermal Crew Neck Top\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-sae=\"\" data-complete=\"true\" data-hveid=\"CAAIFBAB\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e(1) Premium Men's Fleece-Lined Thermal Bottoms \/ Long Johns\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIFhAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\n\u003cstrong data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eQ: Do these run true to size?\u003c\/strong\u003e\u003cbr data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-pl=\"|[]\" data-sfc-root=\"c\"\u003eA: Yes! These are designed with an athletic, true-to-size stretch fit. If you prefer a loose casual fit, we recommend sizing up.\u003c\/div\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIFxAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\n\u003cstrong data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eQ: Can I wear these as pajamas?\u003c\/strong\u003e\u003cbr data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-pl=\"|[]\" data-sfc-root=\"c\"\u003eA: Absolutely. The inner fleece lining is incredibly soft against the skin, making them perfect for cozy loungewear or sleepwear.\u003c\/div\u003e\n\u003cdiv aria-owns=\"action-menu-parent-container\" data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIGBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\n\u003cstrong data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eQ: Will these shrink in the washing machine?\u003c\/strong\u003e\u003cbr data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-pl=\"|[]\" data-sfc-root=\"c\"\u003eA: No. Thanks to the premium polyester and spandex blend, this set holds its shape, color, and size even after multiple washes.\u003c\/div\u003e\n\u003cdiv aria-owns=\"action-menu-parent-container\" data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIGBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv aria-owns=\"action-menu-parent-container\" data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIGBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 aria-owns=\"action-menu-parent-container\" data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIGBAA\" data-sfc-root=\"c\" class=\"n6owBd awi2gc\"\u003e\u003cstrong\u003eGear Up for the Cold – Risk-Free!\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIGhAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003eDon't let freezing weather dictate your day. Whether you are conquering mountain peaks or tackling a freezing morning commute, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eBigGreenBear Men's Fleece Thermal Set\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ekeeps you warm, dry, and moving freely.\u003c\/div\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIGxAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003eWe stand behind our gear completely. That is why your purchase is backed by our\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003e30-Day Money-Back Guarantee\u003c\/strong\u003e—if you don't absolutely love the warmth and comfort, we will make it right, no questions asked. Plus, get your gear fast with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eFast \u0026amp; Secure Shipping right to your doorstep anywhere within the USA\u003c\/strong\u003e.\u003c\/div\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIHBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\n\u003cstrong aria-owns=\"action-menu-parent-container\" data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIHBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\u003cstrong aria-owns=\"action-menu-parent-container\" data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003e[Click Add to Cart Now and Upgrade Your Winter Protection Today!]\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Fsg96\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003chr data-sae=\"\" data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-pl=\"|[]\" data-sfc-root=\"c\" class=\"j3tEEe\"\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Biggreenbear.com","offers":[{"title":"White \/ Small","offer_id":53606682067243,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"White \/ Medium","offer_id":53606682100011,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"White \/ Large","offer_id":53606682132779,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"White \/ X-Large","offer_id":53606682165547,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"White \/ XX-Large","offer_id":53606682198315,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Small","offer_id":53606682231083,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Medium","offer_id":53606682263851,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Large","offer_id":53606682296619,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ X-Large","offer_id":53606682329387,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ XX-Large","offer_id":53606682362155,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0883\/3381\/2011\/files\/download-2026-05-21T082505.496.jpg?v=1779377146","url":"https:\/\/biggreenbear.com\/products\/mens-fleece-thermal-underwear-set-cold-weather-base-layer","provider":"Big Green Bear","version":"1.0","type":"link"}