From Nike, this short set features: solid, pullover, Dri-Fit interlock tee with ribbed crew neck and short sleeves (one with Swoosh design trademark) plus a "Just Do It." slogan with center Swoosh design trademark on the front  essentials mesh shorts with pull-on styling and an elastic waist plus contrasting Swoosh design trademark on one leg Dri-Fit interlock tee of cotton/polyester; essentials mesh shorts of polyester Machine wash; tumble dry Imported.