Hydrapak Comet™ Bite Valve Sheath 2-Pack notclaymoremy with wider lenses that accommodate

with wider lenses that accommodate medium to larger face shapes

massively increasing the surface area of the material by up to 800%

you will have more options where to keep your headlamp battery when skiing

flip top cap keeps away outside elements

tennis and other sports

Hydrapak Comet™ Bite Valve Sheath 2-Pack notclaymoremy with wider lenses that accommodate*Only compatible with Comet Bite Valves* 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.