Men's Darkheart Long Sleeve Tattoo Shirt 88% polyester 88% Polyester/12% Spandex Body length 27 inches (size M) Hi-performance wicking helps regulate your body temperature and provides Sun-protection UPF 30+ Easy care: machine wash and dry Fitted at the chest and shoulders, with a relaxed waist. If you want to show off your six-pack, order a size down.