Features: Experience unparalleled support and enhances circulation with Compressed Socks, designed to alleviate leg pains and boost performances for both men and women. Crafts from high elastic nylon fabric, these socks offer breathability, comfort, and durability, feature a wide top band that prevents rolling and ensures a secures fit without sacrificing flexibility. Great for runners, fitness enthusiasts, health care professionals, and anyone requiring leg support, these compressed socks caters to a diverse range of users seeking relief from fatigue and discomfort. Great for various activity such as running, cycling, long flights, or prolonged standing, these socks provide great muscle support and help prevent varicose vein and swelling. Embraces the power of unique technology to revitalizes your leg, reduce muscle soreness, and maintain a energized feeling throughout your day, making them a essential addition to your active lifestyle. Specifications: Component: Nylon Optional Color: 12 colors optional, as pictures shown. Size: S and M, L and XL Size:S and M Calf Size:22.86-38.10cm(9-15inch) Recommended Men Shoe Size:7-10.5 Recommended Women Shoe Size:6-9.5 Size:L and XL Calf Size:35.56-48.26cm(14-19inch) Recommended Men Shoe Size:9.5-13.5 Recommended Women Shoe Size:8.5-12 Package Includes: 4 pairs(8pcs) Long Socks note: Please allow 1-3cm error due to manual measurement. please make sures you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item.