Reactive dyed. Pre shrunk. 30 Singles combed ring-spun crew. 155GSM. 60% cotton, 40% polyester. The Dakine Men's Classic T-Shirt keeps you classy with timeless style, much like your dad's '69 sports car. However, unlike your dad's beloved old-school whip, you don't have to compulsively buff this T-shirt with a baby diaper. Material: Cotton, polyester.