100% Polyester Imported Dri-FIT technology moves sweat from your skin for quicker evaporation-helping you stay dry, comfortable and focused The flat, elastic waistband offers you a smooth fit that stays in place Gusseted crotch lets you move freely and increases mobility Dri-FIT technology moves sweat from your skin for quicker evaporation-helping you stay dry, comfortable and focused PRO-GRADE SUPPORT.The Nike Pro Shorts are a versatile layer with Dri-FIT technology that helps keep you dry when the sweat starts to flow. Soft, stretchy fabric hugs you in comfortable support.