About This 【Large Capacity and Multi Pocket】: This 70L hiking backpack can be expanded to a 100L via a bottom zipper. The 100L camping backpack consists of 1 main compartment and 5 exteral pockets. The main storage with a drawstring is generously spacious to accommodate clothing, tents, blankets, and travel items. One front zipper pocket, a top pocket and a bottom pocket allow for separate storage of items. Two side pockets are perfect for keeping water bottles or umbrellas within easy reach. 【Waterproof and Breathable Fabric】: The 100 liter backpack is made of 900D Oxford fabric and waterproof material. The Large Capacity backpacking bag thick density Tear Resisten Oxford cloth fabric is waterproof and wear-resistant, We include an additional rain cover, which effectively prolongs the backpack's usage time by protecting it from the elements. 【Molle Backpack System】: The Military backpack use external molle system design, This Tactical backpack has 2 Webbing on the top of its head, You can hang moisture-proof mat，There are many straps on the front of the backpack，you can hang tools or tactical pack on it. This mens backpack has 2 webbing underneath to attach a tent or other hiking gear. 【Size & Multipurpose】: The 100L backpack size is 34*16*8 in, This mountaineering backpack weighs only 3.64lb for easy carrying, and adding no burden to your travel. The hiking backpack is suitable for camping, hiking, hunting, fishing, climbing. 【Breathable Comfortable Backpack】: This Backpacking backpack with widened mesh breathable sponge padding, adjustable shoulder straps, chest strap and belt to disperse the weight of the shoulders to the back. The position and length of the chest strap can be adjusted as you needs, Thickened sponge back support for best ventiation and easing burden. (NO INTERNAL FRAME).
