97% Polyester/3% Spandex VERSATILE, NO-SHOW ATHLETIC SOCKS These breathable athletic socks can be used for running, exercise, training, sports and so much more. MICRO TERRY CUSHION SOLE: The cushioned sole of the socks helps to provide you with the support you need with each and every step. COMPRESSION RIDGED ARCH SUPPORT: Your arches will have just the right amount of compression to keep you supported in whatever activity you perform. FULLY REINFORCED TOE AND HEEL: For industrial strength durability, count on the reinforcements throughout the sock. MOISTURE WICKING: Designed with advanced moisture wicking technology, these socks keep skin dry and prevents odors so your feet can remain cool and fresh.