95% Cotton, 5% Spandex Pull On closure Machine Wash COTTON:95%,SPANDEX:5%. Soft and lightweight. 4-Way stretch fabrication and irregular hem makes you look more muscular and powerful. Design: Mens short sleeve gym tee with two color matching design, rolling hem and the cut off sleeves allows greater mobility in any direction during training. Occasion: Suitable for running,jogging,power walking,cycling, hiking, gym training or yoga exercise etc.Meanwhile Safeguards your skin from harmful UV Rays in outdoor activities. Machine washable. 4 sizes from M-2XL.