Baleaf Men's 9" Performance Boxer Brief Sports Underwear 90% Polyester/ 10% Elastane 9" inseam,ergonomic contoured pouch with functional front fly for added support and keep private area in place. Lightweight,Breathable and High-elastic material provides superior flexibility and comfort. Moisture Transport System wicks sweat away quickly to keep body cool and dry. Long leg cut with full rear coverage brings non-binding ease and a stay-put fit. Anti-odor technology prevents the growth of odor-causing microbes,more health benefits for summer wear.