90% Nylon, 6% Spandex, 4% Elastic Imported lace-up closure Great value! 3-pack Sock Size: 10-13 This sock features a unique compression design and fit with ankle support and performance. These socks offer heavyweight support with maximum comfort that does not thin out. Elastic is comfortable with support above the heel of the foot. Foot is well compressed and protected. To style these socks, wear casually or formally. These can totally be pulled off with formal wear and dress shoes, but are also perfect for sneakers and athletic wear or casual as well! Not overly bulky. Machine wash cold. Tumble dry low. Imported. | Material: 90% Nylon, 6% Spandex, 4% Elastic.