Elite Hockey Pro-X700 Ultra Sport Bamboo Extreme Moisture Wicking Knee Sock, is a high performance, state of the art sock which is technically advanced and engineered for your foot by Elite Hockey. The Pro-x700 is naturally breathable, soft, and durable. Stay comfortable with all of our advanced fit features! FEATURES - Double welted Elite Hockey cuff keeps sock comfortably in place. - Thin, form fitting and durable. - Innovative flex motion sides open and close to follow the legs motion. - Y heel stability compression fit for better heel contour and support. - Forward flex zone prevents sock from bunching. - Split hem technology ensures a snug fit and better stability. - 2” compression arch support provides foot fatigue relief by promoting circulation. - Hand sewn ultra-flat antifriction toe seam. CONTENT 76% Bamboo Rayon, 18% Polyester, 3% Nylon and 3% Spandex