The Nike Victory Power Girls' Tennis Skirt is made with ventilated, sweat-wicking fabric for high-performance comfort and built-in shorts for a locked-in fit on the court. Benefits: Dri-FIT fabric to wick sweat away and help keep you dry and comfortable. Flat stretch waist for a snug fit. Built-in compression shorts for support. Mesh lower panel for ventilation and reduced bulk. Flat seams help reduce irritation due to chafing. Fabric: Skirt: Dri-FIT 87% polyester/13% spandex; Lower skirt panel: Dri-FIT 80% polyester/20% spandex; Built-in shorts: Dri-FIT 92% polyester/8% spandex. Machine wash.