The Kangaroo 1L Hydration System works where back-mounted system often do not. It is compatible with the Kangaroo Pouch, which allows for easy attachment onto a vest or rucksack. Features: Collapsible canteen, folds flat when empty, stands upright when filled Hi-Flow Storm-Valve: No-bite push-pull valve with integrated shut-off mechanism; easy disassembly for cleaning Angled Valve: Turns 360 degrees for perfect valve/mouth orientation; 25cm shorter tube and less excess tube bouncing around the chest Dirt shield valve cover to protect the mouthpiece from dirt Cool Weave Cover Tube: Insulates and blocks UV-light; water stays cool. Taste-Free System: Co-extruded PE film retains pure liquid taste without plastic flavor; BPA and phthalate-free Glass-Like Film with Grunge-Guard Technology. Care-Free: cleaning by simply rinsing the system and hanging it opened until dry (if used with water) Widepac Closure: Patented slide closure for easy draining and cleaning; the airtight seal Additional Information: Weight : 0.15 kg Color : Black, Coyote Reservoir Capacity : 1 Liter Drinking Valve : Storm Push-Pull Valve Drinking Tube Length : 94 cm / 37 in