That said, it?s definitely not as high of quality as OEM, and the instructions aren?t awesome. I?ve had the shoes for a little over two weeks now. The Hummer H3 is a rather high SUV, so trying to tie it down was hard, in the hot, Virgin Islands sun! So perfect , no bristle fallout. I have purchased 5 of them, only because I lose them and I also like having one fully charged at all times. * The tread does offer some traction. " I feel this is a major design flaw and am unsure how it was overlooked. If the headset doesnt think you have it positioned in your ear, it wont announce the caller. Definitely a good buy. I did charge the headset to make sure the battery is full and the problem persists