Product Description 100% machine washable - Ultra light weight, less than 2 oz. - SweatVac multi-layer technology with Transpor ensures that the fabric that touches your skin stays dry and comfortable while stopping sweat from running into your eyes - Certified 40+ UPF sun protection - Reflective technology on front sandwich brim and back fastener - Black fabric under bill reduces glare - Comfort-fit stretch fastener system delivers secure, one handed on-the-go adjustability and unsurpassed comfort