Product Name:Men Women Aero Silica Gel Non-slip Cycling Socks Summer Breathable Pro Racing Sports Bike Socks Product color:black,white,pink,green Product Size: Suitable for 38-44 Free size Bike Socks Sweat-wicking fabric helps pull sweat away from the skin to help keep your feet dry.Featured silicone technology prevents your socks from slipping for optimal performance on the bike. Excellent performance in cycling. Elastic fabric for comfortable wearing. Non-slip cuffs help prevent socks from slipping. Perfect for outdoor sports such as cycling, running, racing competitions, etc. Anti Slip Socks with Dotted Silicone. Super stretchy for comfortable wear. Breathable socks made from cotton, polyester, spandex, silicone.