Baleaf Men's 6" Boxer Brief Sports Active Underwear with Fly Black Size M 90% Polyester/ 10% Elastane Lightweight,High-elastic fabric for superior flexibility and comfort. Moisture Transport System wicks sweat away quickly to keep body cool and dry. Ergonomic flat-seam construction to protect against chafing and skin irritation. Featuring logoed elastic waistband for a snug fit and contoured pouch with functional fly. 6-inch inseam,No Ride Up leg designed to stay in place,perfect for your active underwear.