| 摘要 |
An earstem for eyeglasses is provided that can incorporate an interchangeable elastomeric traction member disposed in a recessed seat which extends along a length of the earstem to provide a contact area between the earstem and the head. The traction member can be disposed along the bottom portion of the earstem and/or around the periphery of the earstem. The traction device can be detachably coupled to the earstem so that the traction device can be exchanged to accommodate different needs or situations. |
