Visit Under Armour's eBay Shop About Seller Page Sign up For Newsletter From the Under Armour Store: Lightweight stretch woven fabric delivers superior comfort during even the longest runs Signature Moisture Transport System wicks sweat to keep you dry and light Anti-microbial technology eliminates odors to keep your gear fresher, longer Micro-mesh insets behind knees to dump excess heat Flat, yoga-inspired waistband with higher rise for added coverage Back zippered key pocket 360o reflectivit