This U.S. Military Hydration Pocket is designed for easy attachment to any compatible MOLLE pack, vest or belt. Provides dedicated carry for 3L hydration bladder, not included. A great way to add more versatility to any mission loadout or custom load-bearing system. 3L capacity (bladder not included) 100% polyester canvas Hook-and-loop top flap, 1 inch web grab handle MOLLE compatible