Produtc Description: Unique pattern design, add a touch of color to your ordinary life. The material of our compression socks are upgraded nylon percentage.Delivers 360-degree stretch for greater flexibility and durability.breathable high performance fabric keeps an optimal temperature. Bacteria and moisture for maximum level of comfort. US Sizing Guide - WomenS/M Women| Shoe 6 - 10 | Calf 12in - 20in L/XL Women| Shoe 11 - 15.5 | Calf 14in - 23in US Sizing Guide - MenS/M Men| Shoe 6 - 9 | Calf 12in - 20in L/XL Men| Shoe 10 - 13 | Calf 14in - 23in Shipping Time: Standard Shipping: 7-15 business days after shipped. Expedited Shipping: 3-5 business days after shipped. Notice: 1. Please do understand due to manual measurement may have inevitable deviations. 2. As different computers display colors differently, the color of the actual item may vary slightly from the above images, thanks for your understanding. 3. If you have any questions or need further assistance, please contact us via E-mail.