This Under Armour Launch Singlet is designed for performance, offering a perfect stretch and a superior lightweight feel for both long distances and short sprints. The soft and breathable polyester fabric has sweat-wicking and quick-drying properties to keep you dry. It features overlapped hem detail for optimal ventilation, odor control technology, and reflective details for safe visibility in low light conditions. The fabric is soft, lightweight & breathable. It wicks sweat & dries really fast. It has overlapped hem detail for enhanced ventilation and reflective details for greater visibility on low-light runs. Odor control technology minimizes odor. Fabric composition is 94% Polyester/6% Elastarell. Imported and machine washable cold with like colors. Use only non-chlorine bleach when needed. Tumble dry low. Do not iron. Do not use softeners. Do not dry clean.