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Bite valve – Unique mechanism delivers full flow with just a soft bite
The back panel-padding uses a Bio-foam construction for improved comfort and easy access to the pack ladder lock system and pack shield compartment
Long wearing design
That means
In keeping with tradition
Helix Bite Valve hydration Bite valve – Unique mechanismSOURCE Helix Bite Valve features a 360 degree cylindrical valve with soft bite which eliminates the need for a specific mouth orientation. The retreat spring sealing mechanism is leak proof even under pressure. 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.
