A 3L short hydration reservoir designed for tactical use that meets Mil Spec requirements. Easy to fill, clean and dry, low-profile design that delivers 20% more drink per sip than previous models. Ergonomic drinking solution that provides 2-3+ hours of controlled hydration. Designed to fit in a backpack and provide effective hands-free hydration. Quick-release QuickLink hose, which makes it quick to remove the tank from the backpack and put it back in use. The connector has an automatic drip lock, so the tank can be moved even when the hose is removed. Easy-to-use ON-OFF valve with drip-free mouthpiece. Large, very easy to close and open large filling opening allows filling even without removing the container from the backpack. Cleaning through the opening is quick. Inside there is a vibration-absorbing spacer. Made of materials that do not impart tastes or odors to the drink. Thicker HydroGuard antimicrobial surface than consumer models. Materials: Polyurethane, polypropylene and sil