Bunker Underwear Heroes Boxer Brief Fabric: 95% Modal Rayon, 5% Spandex. Comfortable and very soft pique fabric. Naturally breathable. Low rise, falls below natural waistline. 3/4'' contrast binding at leg opening. Contrast pouch trim with front space. 1 1/2'' laser printed with heat seal logo. 3 1/2'' Inseam. Machine cold wash cold with like colors, tumble dry low, do not bleach, cool iron.