Hello dear customer Fabric composition:90% nylon 10% spandex 1. Before buying, please compare the detailed size with yours. 2. Since the colors of different types of computer monitors may be slightly different, the colors of the items may be slightly different. 3. Due to manual measurement, there may be a difference of 1-2cm. Thank you for your understanding. 4. If the protection time expires and no items are received, you can contact us at any time to help you extend the order protection time. About transportation and wholesale triangulation Welcome direct and wholesale delivery. For transportation triangulation, we can send the product directly to your customers and leave no information about us if you wish. 1 inch = 2.54 cm