??Fabrics?: 86% combed cotton, 10% polyester, 4% polyurethane. ??BREATHABLE SOCKS?: Cotton is one of the most breathable fabrics around, and it is a natural fiber that absorbs moisture. If you??ve been having trouble with synthetic yarns like nylon/polyester socks, We strongly suggest that you try high quality cotton socks! ??ALL SEASONS PERFORMANCE SOCKS?: The length of the higher profile is designed for Spring, Fall & Winter sports shoes, as the socks are double layered with thick cushions. They match all types of low profile shoes, loafers, athletic shoes, vans, sneakers, ballet flats, and indoor, outdoor, jogging, walking, tennis, workout, golf etc. ??NON-SLIP 3 STRIPS SILICONE GRIP?: The socks have 3 strips anti-slip silicon on the heel of socks to ensure that the socks stay on your feet. ??ONE SIZE FITS & CARE?: US women??s shoe size 5-10 (sock size 6-10). Perfect for both adults and teenagers. Machine washing in warm water acceptable, and tumble dry low. Do not iron.