ITEM NAME:Replacement Earhook Hook Loop Earloop For Bluetooth Headset Earphone 6mm Description: Clamp can be rotated 360 degrees, you can make the ear hook more close to the ears,feel more comfortable. These hooks are a universal type made to fit as many models as possible. Clamp with PC and ABS engineering materials, toughness super, not easily broken. User-friendly design, clamp with a telescopic function, according to the size of the ear to adjustment. Environmentally materials,prolonged use will not skin allergies,wear for a long time will not be painful. Specification: Clamp Material:PC and ABS Clamp Size - 0.20†(5mm) Diameter Post Suitable for Headset Clamps Size 5.0-5.8mm Clamp Size - 0.24†(6mm) Diameter Post Suitable for Headset Clamps Size 6.0-6.8mm Clamp Size - 0.28†(7mm) Diameter Post Suitable for Headset Clamps Size 7.0-7.8mm Clamp Size - 0.31†(8mm) Diameter Post Suitable for Headset Clamps Size 8.0-8.8mm Clamp Size - 0.35†(9mm) Diameter Post Suitable for Headset Clamps Size 9.0-9.8mm Clamp Size - 0.39†(10mm) Diameter Post Suitable for Headset Clamps Size 10.0-10.8mm Package Includes: 1 Piece Headset Hook Note: You must measure the size of clamp before you buy the good,avoiding the wrong size and cannot be used..Clamp can be rotated 360 degrees, you can make the ear hook more close to the ears,feel more comfortable. 1 Piece Headset Hook. Clamp with PC and ABS engineering materials, toughness super, not easily broken.