Dakine Replacement Bite Valve 2. 0Take a Bite Maybe your bite valve is broken or maybe you forgot to clean your hydration pack. Whatever the reason, you can easily replace your bite valve. The Dakine Replacement Bite Valve 2. 0 is designed for Dakine hydration pack reservoirs. It has an on and off switch that can be opened and locked with one hand. It is also easy to disassemble for cleaning. Features BPA and PVC free for a pure taste Designed for Dakine hydration pack reservoirs On and off switch that can be opened and closed with one hand | Dakine | Replacement Bite Valve 2. 0 Bite Valve