Features Color:black,brown Size: The length of the trapezoid port is about 2.56-4.45inch, the diameter of the round port is about 0.79-1.50inch, and the error is about 0.39inch Material:nylon Package Content:1pc Kindly Tip: 1. Conversion: 1 inch= 2.54cm Size Approximately : These size is about Asian Size,general get one size smaller than US EU size,Please reference to the size chart in the picture. Item Measure by hand, it could be 1-3cm different. hope you can understanding, will be sincerely appreciated. 2 .Please be reminded that due lighting effects, monitor's brightness contrast settings etc, there could be some slight differences in the color tone of the website's photo and the actual item.\"