... 1,PU material, super wear-resistant 2, For iPod Nano 6 3, Environmental protection PU Watch Bands for iPod Nano 6Specification1.PU material, super wear ... -resistant and wear, prevent slippery, prevent collision, the ventilation design, comfort.2. Type ... : black, gray, white, pink, rosy, blue, etc PU Watch Bands for iPod Nano 6