The Oak Barrel 2022 Half Marathon Mesh Adjustable Hat in Blue by RaceTrackers is a lightweight and breathable baseball cap made of polyester mesh fabric. It features an adjustable strap for a comfortable fit and is suitable for unisex adults. The hat is themed around Oak Barrel, Whiskey, Jack Daniel's, Race, Running, and Marathon, making it perfect for those who love these activities. The hat is also adorned with the Jack Daniel's logo and is ideal for the Half Marathon and Jack Daniel's fans.