This '47 Clean Up Adjustable Hat is a must-have for any fan of the Michigan Wolverines. The '47 Clean Up features a relaxed crown and curved visor for a comfortable and stylish fit that's perfect for game day. Garment-washed cotton twill gives this Michigan Wolverines hat a soft, worn-in feel, making it an instant favorite in any fan's collection. Equipped with brrr technology, this cap utilizes cooling minerals, active wicking, and rapid drying, keeping you cool and comfortable all day long.