NIKE Men's 7" Gladiator Federer Tennis Shorts, Dove Grey, Medium, 644743 088 100% Polyester Machine Washable Dri-FIT 4-way stretch fabric wicks sweat and moves with you. Mesh-lined stretch waistband with interior drawcord for a breathability and a snug, adjustable fit. Notch detail on hem enhances mobility as you play Fabric: Dri-FIT 100% polyester. American Size: Medium 7 Inch Inseam with Inseam gusset for natural range of motion Side pockets for ball storage. Bonded side seams and vents for enhanced durability and a clean finish.