Knee high Reinforced toe and heel for longer wear Arch and shin support bands for better fit and support Super Socks are the ultimate socks for cold weather work or play. The pair features extra height at 12" to protect your lower legs, plus moisture-wicking technology to keep your feet dry and warm. Definitely one of the most feature-rich socks available from RefrigiWear, your cold environment experts. 53% Acrylic / 25% nylon / 12% polypropolene / 10% Merino wool Arch and shin support bands for better fit and support Reinforced toe and heel for longer wear Naturally hugs your lower leg for all day comfort Knee high