Lucy Women's Dashing Stripes Long-Sleeve Top 50% Nylon/23% Polyester/22% Nylon/5% Spandex Imported Machine Wash Lucy tech is moisture-wicking and great for high-sweat activities Thumbholes to keep sleeves in place Contoured style lines for a slim fit Chafe-free flat lock seams Essential for your next workout, fabric type is 50 percent supplex nylon/23 percent polyester/22 percent tactel nylon/5 percent spandex