Source Outdoors WXP SQC QMT Helix Valve-IRR Cover (Coyote, 3-Litres )
Source WXP 3L Hydration Reservoir System-  Liquid Capacity 100 oz. (3L)Drinking System. 17”L X 8.3”W x 1.2”D. Empty weight: .53 lbs. High performance 3L hydration drinking system. Beefy 3 layer coextruded Polyethylene construction for durability. Exclusive taste-free Glass-like liner with FDA approved Grunge- Guard drastically reduces cleaning and field maintenance. Patented leakproof "slider" wide opening for easy cleaning, draining, ice insertion. Easy opening NC filler port mates with most pump-style water filters.. Self sealing QMT tube with 2 "quick disconnects" for instant installation of filters, tube refill adaptors, accessory drinking valves and more. Exclusive Helix bite valve delivers high flow with minimal bite pressure. Omnidirectional. Integrated twist shut-off. Protective Dirt Shield valve cover.