Our Elite Invisible Sock is the first invisible running sock with the maximum amount of technology in the minimum amount of running sock. They’re equipped with targeted compression to give you support where you need it, technical mesh ventilation to keep your foot cool and comfortable, a higher tab to protect the ankle while staying hidden, and Heel Hugger 2.0 silicone tape to help the sock stay up in the most strenuous of running conditions. Targeted Compression and anatomical design provide an unmatched Custom-Like Fit with protection from blisters. iWick Fibers wick moisture to keep feet cool and dry, while providing superior durability for intense runs and workouts Technical Mesh Ventilation creates more breathability to keep your feet dry in various conditions Higher Heel Tab protects the heel in higher athletic shoes while still staying hidden Heel Hugger 2.0 Technology adds improved silicone tape placement in the heel The Perfect Toe. (No irritating toe seam) 94% Nylon, 6% Spandex. Machine wash cold. Tumble dry low. No bleach or fabric softeners. For best results, wash socks inside out. Care Instructions Get the most out of the products Machine wash cold. Hang to dry. No bleach or fabric softeners. For best results, wash socks inside out.