Lupo Men's Micro Modal Seamless Briefs 64% Modal, 33% Polyamide, 3% Elastane Imported Pull On closure Hand Wash Micro modal seamless brief men's underwear keep you fresh for hours on end Contoured fit in front for added support Seamless design prevents chafing Tight fit and snug Lupo sizes, in inches, are xs (25-27), s (28 - 30), m (32-34), l (36-38), xl (40-42) and xxl (44-46)