1. Color:black
2. Materials: plastic
3. Size:about 44 mm long
4. Basic quality Clip For Headphone Earphone Cable which size is 2-4mm.
5. Attach your earphone cable on it and clip the loose cable on your collar
6. Suitable with cell phone headphone, earphone, MP3 headphone which size is 2-4mm.
7. This offer contact 2 packs of clips.
8.If the size is bigger,you can rotate the button after you plugged in the cable.It will help you strain the cable and the button.