TR-622-CB Men's 5" Pro Sprint Single Ply Short with Side Panel and Inner Brief Cold water wash. No bleach. No fabric softener. Hang Dry. Made in USA Tricot Nylon for all colors. 100% Polyester for white. Geared for track and cross training, 1.5" covered elastic waistband Moisture wicking fabric that transports heat and sweat away from the body Antimicrobial technology that reduces odor