Storm Push-Pull Valve: provides unmatched flow; locks with a simple twist; ideal for extremely cold weather. Secure Lock: complete shut-off for storage and transportation. Easy cleaning: easy assembly/disassembly for cleaning of the drinking valve. Dirt-Shield: protective cover keeps valve of dirt, sand, dust, and pollution. QMT: QMT quick connector with auto-sealing mechanism for easy connection of Storm Bite Valve to any Drinking Tube featuring QMT.