A favourite with S.W.A.T. and LE units. Low profile shape. 2 1/4” cool mesh shoulder straps with adjustable sternum strap. webbing filler handle and carry loop. Insulated reservoir compartment. Features WXP SOURCE Hydration System with Wideslide Opening and NC Filler Cap Tough Nylon shell Closed cell insulation hydration compartment keeps liquid cool for better absorption by the body Drain Eyelet drains condensation in the insulated reservoir sleeve 2 1/4” cool mesh shoulder straps with adjustable sternum strap Webbing filler handle and carry loop External easy opening filler port fits most pump-style water filters. Zippered Top Opening- Quick and easy access to the reservoir for cleaning, draining or replacement Low profile shape WXP Source Hydration System Features Tough 3 layer construction with Glass-like™ film properties PE liner: Taste-Free™ Grunge-Guard™ antimicrobial Patented high flow "no-bite" Storm-Valve™ with Dirt-Shield™ cover Leakproof Wideslide Widepac opening External fill port Self-sealing QMT™ at tube valve end. Quick connect hose fitting offers push button convenience, allows UTA™ or valves to be disconnected without spilling. Specifications Dimensions 21cm x 44cm Weight 564g Water volume 2 Litre Material Exterior Tough abrasion resistant Nylon