The Helix valve has a 360º cylindrical valve with a soft bite that eliminates the need to get the valve in the right position fro drinking, just shove it in & hydrate! To stop annoying dripping the valve features a sprung retreat mechanism which is leak proof even under pressure, & the whole thing can be locked off by simply twisting. The Helix valve is supplied with a Dirt Shield to protect the bite valve from dust & dirt. Set on a angle the Helix valve is always readily placed for easy drinking. Cylindrical shape requires no special mouth orientation. Bite valve
- Unique mechanism delivers full flow with just a soft bite. Retreat spring mechanism
- Will not leak even under pressure or with prolonged use. Build-in bayonet style shut off. Omni directional operation. Integral lock
- Integrated twist shut-off. Long wearing design. Dirt Shield – Valve cover Angled valve