Material: 1000 denier nylon

This BLACKHAWK! Hydration pack is versatile and rugged. It has rapidly become a customer favorite! NTOA reviewed and approved! ? Drink system protected by Microban? antimicrobial technology ? Market proven bite valve and patent pending quick disconnect system ? Twin compartments for extra storage ? Large compartment has internal pouch for radio packs and 3 antenna ports with flaps ? Over 100 external S.T.R.I.K.E.? webbing attachment points ? Anodized D-rings and quick cinch buckles for compatibility with 3-Day accessory pouches ? Reinforced Waist Belt with additional attachment points ? Contoured, padded shoulder straps and sternum strap for extra comfort ? Rubber drag handle ? Metal grommet at bottom of pack for drainage

Colors: ARPAT, Olive Drab, Black, Coyote Tan, Foliage Green