David Archy Men's 4 Pack Low Rise Rib Micro Modal Boxer Briefs 85% Micro Modal and 15% Spandex Ribbed knitting technology makes the fabric more breathable, which swiftly wicks away moisture from the body well and keeps you fresh. Widen cotton waistband is very comfortable and strong. Roomy U-style pouch design fits you as wearing nothing. Sexy and stylish cutting makes you be more confident. Machine washable in cold water.