- Brooks Apparel Size Chart - The primary materials that compose this product contain a minimum of 20 percent recycled content. - The Brooks® Journey Hat is built for performance and comfort across long days outdoors. Designed with a flat buckle adjustment at the back, it allows for a secure fit. The lightweight fabric construction offers sun and sweat protection. - Curved brim. - 89% recycled polyester, 11% spandex. - Machine washable. - Imported.