Knee High Soccer Socks Team Sport Cushion Socks for Boys Girls Men Women Size: XS, S, M, L, XL (The 7th picture has a detailed description of size, please choose the socks size base on shoes size,) Color: Black, Blue, Navy, White, Purple, Red, Yellow Material: 56% Polyester, 27% Combed Cotton, 17% Spandex Knee high sport socks are perfect for soccer, baseball, softball and other outdoor activities. Thick foot-bed gives grip and support, protect the feet from excessive friction. The fold over cuffing can help the player in adjusting the length of it, and the cuff do not slip easily. The knee high soccer socks covers up the toe, arch, ankle, calf and knee region appropriately. This prevents the player from any minor injury that can happen while playing. Why are some soft threads on the bottom of these socks? High quality combed cotton at the bottom of our socks. The combed cotton provides perfect cushion performance and reduce friction while sport. Considered the comfortableness and safety, we insist the bottom made of combed cotton. To solve this problem, get them washed once or twice it will be well settled. Can I cut off that threads on the bottom of these socks? Please do not snip those threads off. These socks are sewed up integrated. It's inevitable that there will be some threads at the joint of the complex pattern. But we insure that those threads you find won't affect their comfort, appearance and value. Are these socks running normal size? Our socks are running standard size. As the socks are woven from the fiber, the fiber is affected by different temperature and humidity, so the socks will naturally shrink. This shrinkage will affect the appearance length of the socks, but this shrinkage will not affect the maximum stretch of the socks, so the performance and comfort of the socks will not be affected. Unisex youth soccer sock, moisture wicking, non-slip Arch and ankle compression for support and comfort. Structured cushioning for added protection in high-impact areas Bottom feature sweat-wicking combed cotton fabric to help keep your feet dry & comfortable [Guaranteed Quality] If you are not satisfied with the product within 30 days, we will offer a refund without any reason