Product Overview: Keeps the sun off and the sweatband keeps your head dry and cool—it's everything you need for the course. Features: Lightweight, durable woven fabric with perforated panels for breathability where you need it UA Siro sweatband & front lining for greater stretch & recovery, an ultra-soft feel & more breathability Adjustable snapback closure Main body fabric contains at least 90% recycled polyester, excluding trims & embellishments One Size Fits Most