RBX Active Men's Classic Performance Workout Athletic Short Sleeve T-Shirt 100% Polyester Quick drying fabric allows moisture to evaporate fast Fade resistant colors stay bright after each wash Stretch jersey fabric allows for a full range of motion to stay focused on your workout X-Dri moisture-wicking technology dries sweat quickly to reduce chafing Our lightweight shirt is great for exercise, fitness, tennis, golf, hiking, running and yoga. Perfect for a workout or everyday wear.