WASING Military Tactical Backpack Gear Assault Pack Camping Hiking Traveling Bag 40L(AT) 5 SEPARATE COMPARMENTS with even more interior organization pockets means this tactical bag is easy to organize all your gear. PARACORD ZIPPER PULLS. Keep quiet with silent paracord zipper pulls on heavy duty zippers built to tough standards. MADE FROM HEAVY DUTY 600D WATERPROOF MATERIAL This military backpack is built to tough standards to take you where your mission demands. Size: (H)* (W)* (L) (18.9*11.8*9.8inch); Volume: 40L.---- Breathable mesh backing for comfort especially in hot weather.