Men's short sleeve performance body mapping polo shirts by Ashworth. This AWS Layer One Performance Body Mapping Polo is an open sleeve, three button, lightweight polo with a solid flatknit rib collar and dropped tail. It is engineered with seamless texture ventilation to provide maximum breathability and to wick moisture away from the skin to keep you cool and comfortable. Ashworth AWS heat transfer on the right sleeve hem and AWS heat transfer label. 100% polyester.