Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Mesh waistband helps air flow through high-heat area. Inner shorts let you tuck spare balls under the hem for convenient storage. Skirt: 88%polyester/12% spandex. Shorts: 79% polyester/21% spandex. Gusset lining: 100% polyester.