Features Blend Imported AC2 (Advanced Composite Construction) main compartment with sealed seams for complete weather protection Large, quick access N420P-HT fabric front pocket AeroForm monofilament mesh and Spacermesh in shoulder straps and hipbelt for comfort and ventilation Comfortable padded hipbelt Hydration bladder compatible with dual Hydroports for left or right handed tube passage Description Product Description FEATURES of the Arcteryx Men's Velaro 35 Backpack AC2 (Advanced Composite Construction) main compartment with sealed seams for complete weather protection Large, quick access N420P-HT fabric front pocket AeroForm monofilament mesh and Spacermesh in shoulder straps and hipbelt for comfort and ventilation Comfortable padded hipbelt Hydration bladder compatible with dual Hydroports for left or right handed tube passage Internal security pocket stores phone, keys, GPS Four integrated lash points and two bungee swift straps can carry trekking poles, ice tools, etc SPECIFICATIONS of the Arcteryx Men's Velaro 35 Backpack Weight: 35.1 oz / 995 g Volume: 2136 cubic inches / 35 liter N400R-AC2 nylon 6 ripstop N420P-HT nylon 6,6 plain weave Polyethylene frame sheet AeroForm monofilament mesh Spacermesh