100% Cotton jersey short sleeve top. This top is designed and custom made to accent your physique. This is the most comfortable shirt you will ever put on. Sizes range from small to four extra large. Cold wash and hang dry is recommended. Unisex SIZES: S 90-120 lbs.; M 120-140; L 140-170; XL 175-205; 2XL 210-235; 3XL 240-270; 4XL 275-320