100% Cotton We took this natural cotton slim-fit T-shirt for men and treated it to our exclusive Legend Wash, making it uncommonly soft and shrink resistant. We also added a moisture-wicking finish for maximum comfort while active. An upgrade to our legendary Legend Wash slim-fit tees for men, the Pro version incorporates everything our customers love about the original with added comfort and style features for a superior fit. Features: 100% cotton. FreeDry moisture-wicking treatment. Flat side seams prevent twisting. Coverstitching for strength.