Product Feature: COOLMAX® fiber allows for faster evaporation. Provides firm support and gentle compression over the ankle. Increases circulation to relieve pain, speed healing and maintain flexibility. Ideal for weak or unstable ankles, sprains, strains and twisting injuries. Far-infrared rays provide therapeutic heat and improve blood circulation. COOLMAX® fiber provides superior moisture wicking to keep your skin dry and comfortable. How to wear: Hold the top of support using both hands, one on each side. Insert foot into support and pull up to the ankle. Application: