The Briza Cap Sleeve top is a lightweight Poly blend. It features quick dry technology and is moisture wicking. Sure to keep you dry when the heat rises. 82% polyester, 14% cotton, 4% spandex. Quick dry, wrinkle resistant, mesh inserts on raglan arm hole and back for ventilation bias cut side panels, dropped back hem, moisture wicking. Material: 82% polyester, 14% cotton, 4% spandex.