Pull on the Carhartt Boys' Rugged Flex Cargo Joggers and take on the day with confidence. The pants are made of 92% nylon and 8% elastane with Flex® stretch technology and an adjustable waistband to help provide a comfortable fit and feel, and the double knees and triple-stitched seams add durability. Carhartt Boys' Rugged Flex Cargo Jogger Pant Carhartt Brown, Medium - Boy's Casual Bottoms at Academy Sports