Lupo Mens Modal Seamless Long Boxer Briefs 64% Modal, 33% Polyamide, 3% Elastane Imported Pull On closure Hand Wash The micro modal long boxer briefs for athletic needs For any endurance driven sport or activity Seamless construction prevents chafing Super soft micro modal fabric Lupo sizes, in inches, are xs (25-27), s (28 - 30), m (32-34), l (36-38), xl (40-42) and xxl (44-46).