10 ear hook replacements 5 Black 5 Clear for Motorola Hk100, Hk200, Hk250, H270  Lg-hbm 230, 235, 255, 260 Small Clamp Universal type Fits most Motorola, LG and Plantronics 50% of Samsungs please confirm compatibility 6mm (1/4") Clamping Diameter Light weight and flexible doesn't break like the stiff rigid OEM's