Nike Hyper Elite World Tour Crew Brasil Amarillo/Pine SX4897-778 Dri-FIT fabric to wick sweat away and help keep feet dry and comfortable Left/right specific for an enhanced fit Dynamic arch bridge for a supportive, compression fit Zoned multi-density cushioning for comfort and shock absorption Fabric: Dri-FIT 46% nylon/35% polyester13% cotton/6% spandex