Nike Men's Dri-FIT Strike IV Jersey Inspired by what the best players wear on the biggest stages in soccer. Dri-FIT technology works with breathable mesh side panels to help keep athletes cool and composed during fast-paced play. A slim, steamlined fit ensures that nothing comes between your players and the ball. This product is made with 100% recycled polyester fibers. Side panel construction uses a more effecient pattern to help reduce material waste. 100% polyester.