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100L Tactical Hiking Backpack - Blue Military Pack | BGB

100L Tactical Hiking Backpack - Blue Military Pack | BGB

Regular price $79.99 USD
Regular price $110.34 USD Sale price $79.99 USD
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Big Green Bear

100L Expedition Tactical Hiking Backpack | Lightweight & 900D Heavy-Duty

Dominate the outdoors with the Big Green Bear 100L Military Rucksack. Engineered for elite trekkers and outdoor enthusiasts, this high-capacity assault pack combines a massive storage footprint with ultra-lightweight performance. Upgraded with 900D Oxford fabric, it’s built to be tougher, more stable, and more weather-resistant than your average hiking bag.

Key Features

  • Massive 100L Capacity: A cavernous main compartment with a secure drawstring closure, plus a dedicated laptop sleeve, large front zipper pocket, and dual side storage.
  • Upgraded 900D Oxford Fabric: High-density, water-resistant, and anti-scratch material designed to survive rugged mountains and dense brush.
  • Advanced Molle System: Pro-grade external webbing allows you to customize your loadout by attaching tactical pouches, med-kits, or climbing tools.
  • Ergonomic Air-Flow Design: Features widened, breathable mesh shoulder straps and thickened sponge back support to maximize ventilation and minimize fatigue.
  • Ultra-Lightweight Engineering: Despite its huge size, this pack weighs only 2.86 lbs, ensuring your energy is spent on the trail, not on your gear.
  • Expandable & Versatile: A soft-shell, front-loading design that adapts to your load, whether it's a 3-day assault or a week-long mountaineering trip.

Technical Specifications

  • Dimensions: 34" x 15.75" x 10"
  • Weight: 2.86 lbs (1.3 kg)
  • Material: 900D Polyester/Oxford with Nylon Lining
  • Structure: 5 Compartments, 6 Pockets, Internal Laptop Sleeve (No Internal Frame)
  • Closure: Heavy-duty Drawstring & High-Quality Zippers
  • Care: Hand Wash Only

What’s In The Box: 100L Blue/Mix Expedition Pack

When you order from Big Green Bear, your gear arrives ready for the trail. Here is exactly what you will find in your package:

  • 1x 100L Expedition Tactical Backpack: The primary 900D Oxford rucksack in the Blue/Mix colorway, featuring the integrated laptop sleeve and 5-compartment layout.
  • Adjustable Comfort Straps: Pre-installed widened mesh shoulder straps with high-density sponge padding.
  • Tactical Hardware: A full set of heavy-duty buckles and drawstring closures already attached and tested for durability.
  • Molle Attachment Points: Integrated external webbing ready for your carabiners and extra pouches.
  • Big Green Bear Quality Checklist: Our internal inspection confirmation to ensure your pack is free of defects and ready for the wild.


Go Further. Carry More. Risk-Free.

Why settle for a bag that weighs you down? The Big Green Bear 100L Expedition Pack is designed for those who need maximum space without the extra bulk. From hunting trips to peak summits, this is the last rucksack you'll ever need to buy.

Shop with total peace of mind. We offer a 30-Day Money-Back Guarantee and Easy, Hassle-Free Returns. If it doesn't revolutionize your next adventure, we'll take it back—no questions asked.

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100L Tactical Backpack: Size & Capacity FAQ

Q: How big is 100L compared to a standard suitcase?
A: A 100L backpack is massive—it’s roughly equivalent to a large checked suitcase (about 28–30 inches). It provides enough space for a 7–10 day trip or a full 3-day tactical expedition including a tent, sleeping bag, and cooking gear.

Q: Will my 17-inch laptop fit in the internal compartment?
A: Yes. The dedicated internal laptop sleeve is designed to securely hold most 15.6" to 17" laptops, keeping your tech separated from your muddy hiking boots and outdoor gear.

Q: Is this bag considered "Carry-On" for flights?
A: No. At 34 inches tall, this is a "Full-Size" rucksack. When fully packed, it must be checked in for air travel. However, its lightweight 2.86 lb design helps you stay under airline weight limits for checked bags.

Q: Does "No Internal Frame" mean it will sag?
A: Not at all. While it doesn't have heavy metal bars, the 900D Oxford fabric is thick and rigid. When you use the side compression straps and the drawstring closure, the pack maintains a stable, upright shape that hugs your back.

Q: Can I fit a 2-person tent inside?
A: Easily. You can either fit a compact 2-person tent inside the main 100L compartment or use the bottom compression straps and Molle system to lash it to the outside, saving your internal space for clothes and food.

Q: How does it fit different body types?
A: The "Close Fit" design features fully adjustable widened mesh straps. Whether you are 5'5" or 6'5", you can adjust the torso height and chest buckles to ensure the weight sits comfortably on your center of gravity.


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