Comet Bite valve replacement. Replacing your bite valve from time to time helps maintain your hydration system. HydraPaks Bite Valve Sheaths provide a soft bite and are made of durable silicone. Perfect for chewers or to keep in your emergency gear kit with your bandaids and duct tape.

*Please Note: Only compatible with Comet Bite Valves

• Material: POM, Silicone
• Weight: 5.7 g / .2 oz