Designed to be worn over your favorite riding socks, Firstgear's heated over socks are very adaptable providing heat where you need it; on the toes and ankles. Labeled left and right to guarantee a perfect fit, ultra-thin carbon fiber heating elements comfortably provide heel-to-toe, coil-free warmth eliminating the possibility of hot spots.
Outer shell: 85% nylon, 15% Spandex.
Lining: 92% polyester, 8% Spandex.
Comfortable, thin, soft and moisture-wicking technical fabric.