Monsta Clothing Co. Men's MonstaMan-Superhero (TEE-238) T-Shirt (4.5 oz) 100% Ring-Spun Cotton Ultra Soft short-sleeve t-shirt Fashion Cut (Loose Fit) 100% (4.5 oz) 100% Ring-Spun Cotton Machine Wash Cold (inside-out)  Hang Dry for Best Long-Term Care Shrinkage: If you put in the dryer, could shrink up to one full size.