From SAXX, these boxer briefs feature: Drop Temp® Cooling technology-keeps you cool all day Ball Park Pouch®-holds everything in place for chafe-free, natural support Flat Out Seams®-eliminate chafed skin Three-D Fit® 9-panel construction Stop Drop Technology™ - wicks unwanted moisture No-RideUp Leg™ Cooling without chemicals Naturally breathable Rapid moisture-wicking Naturally odor-resistant 4-way stretch for unrestricted movement Super-soft cotton/modal blend No-roll waistband Wicking fabric in pouch lining One-way moisture wicking Quick-dry Odor-resistant Naturally breathable Cotton/modal/elastane Pouch lining: TENCEL™ lyocell/polyester/spandex Machine wash cold/tumble dry Imported.