The Nike Challenger Men's Running T-Shirt features a fitted design for reduced bulk, and sweat-wicking fabric for a distraction-free run. Benefits •Performance fabric to help keep you dry and comfortable •Reinforced taping at the back of the neck for durability •Unique screen print graphic at front Fabric The Nike Challenger Men's Running Top features Dri-FIT cotton for a soft feel that helps keep you dry and comfortable. It wicks sweat away from the skin to the fabric's surface, where it quickly evaporates. Design This men's running top won't weigh you down. The lightweight, fitted, short-sleeve design provides a nonrestrictive fit and great range of motion. The seam on the ribbed crew-neck is reinforced for long-wearing comfort, and the curved bottom hem provides a natural fit and slightly more coverage for cool weather. Additional Details Fabric: Body: Dri-FIT 60% cotton/40% polyester. Rib: 100% cotton. Machine wash