Product Features: 100% Polyester. Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Sweat-wicking fabric combined with mesh side stripes to help keep you dry and cool during your pre-match or training routine. Mesh on the sides lets air flow to help keep you cool. Elastic waistband with drawcord. Embroidered Swoosh design. Machine wash.