This SAMSUNG optional ear hook is created to provide a form fitting secure fit on either ear. The ear hooks are custom-made to fit your compatible SAMSUNG Bluetooth Headset. Simply wrap around behind either ear. Snap-on installation is quick and easy. This ear hook can be used as an optional or replacement ear hook for the WEP180, WEP185, WEP200, WEP210, WEP350, & WEP500 Bluetooth Headsets. (Bluetooth headset not included).