The Ascend Plaid Button-Down Sleeveless Shirt for women keeps you cool, dry, and protected in the heat of the day. Made of a polyester/spandex blend, this plaid shirt is lightweight and easy-moving, with a button-down front, a left chest pocket, and bias-cut detailing for added interest. UPF 50+ provides protection from UV rays, while moisture-wicking pulls sweat away from the skin. The Ascend Plaid Button-Down Sleeveless Shirt is your new active day go-to. Imported. Type: Sleeveless Shirts.