Go ahead, break a sweat! The PRO boxer shorts IONIC+™ was designed to move : THE Pro Flex is designed to move with minimal friction and absolute comfort. This boxer brief incorporates The Original 3D Pouch , guaranteeing optimal support and perfect separation, so you can always give your best. Its fabric in breathable and moisture-wicking mesh is made from a polyester blend and incorporates technology Ionic+® anti-odor , which does not deteriorate in washing. Composition IONIC+™ NO STINK technology Slim fit without opening (no fly) 6.5-inch inseam MyPackage Pouch™ Technology 1 3/8 inch soft elastic band 89% Polyester / 11% Spandex *Delivery times for BN3TH products may vary between 5 and 10 business days.