The STANCE La Hoya Socks for Women are designed for warmth, structure and circulation support. Stylish color and durability make the La Hoya Sock ideal for you active lifestyle. Features: 60% Thermolite, 29% acrylic, 10% lycra, 1% carbon Compression Light weight construction Tech: Compression socks improve the efficiency of muscles by stabilizing them which accelerates lactic acid removal by boosting circulation. Delivering compression to the ankle area and throughout the lower leg, the La Hoya sock assists in venous return and lymphatic system fluid movement. What this means for the user is improved warmth and improved recovery through better circulation.