2(X)IST Men's Speed 2.0 Sport Boxer Brief 89% Nylon, 11% Spandex Imported Pull On closure Machine Wash Performance enhanced wicking fabric for cooling and dryness Original contour pouch for support and enhancement and hip rise waistband sits at the hips Dual printed microfiber waistband and micro perforated mesh insets at sides 13 inch side length on size md and 5 inch inseam on size md Style 041666