waterproof military backpack 1. 800D Nylon waterproof 2. multi pockets 3. fasten on waist 4. camo style 800D Outdoor military Tactical Sports backpack, waterproof military backpack :Military tactical backpack1. Constructed by high quality Nylon material, 800D Nylon, waterproof2. Multi pockets provide a convenient use.3. With adjustable and detachable shoulder strap4. With buckles for easy release ...