Features: Brand new and high quality. Material:  TPR+Aluminium Quantity:1set (8pcs) like the picture.   Approx:13.5cm(5.31") Size: Thickness:  2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm The color you get may not be as the pics show,they are mixed differently Thickness: 7mm( 0.27")  [1inch = 2.54cm or 1cm = 0.394inch]  ...