The Mason Plaid brings the comfort of a lightweight flannel in mid-scale plaid that travels like a pro. It resists wrinkles, dries fast, and works great as a stand-alone or layered with your favorite crew or henley. 98% polyester, 2% spandex. Men's quick-dry lightweight hollowcore flannel shirt with stretch, UPF 50+, dual flapped chest pockets with button closures, shirt tail hem, contemporary fit. Material: Polyester, spandex.