Compatible with Cyclone Bladders by Outdoor Products only
Threaded screw-on attachment
Molded TPE soft bite
Replaces worn and damaged bite valves
2-Pack
The item you are looking at is a new 2 pack bite valve replacement kit for Cyclone hydration bladders made by Outdoor Products. The bite valves have a threaded screw attachment and Molded TPE (Thermo Plastic Elastomer) soft bite. There are 2 replacemnt valves in this box.