Shop the best sun hats featuring UPF protection for men, women and kids. Styles include, packable sun hats, wide brim sun hats, bucket hats, sun capes, running hats, beach hats, floppy hats, hiking hats, sun protection hats, UPF 50 hats and more. Stay protected from the harmful rays of the sun while hiking, traveling or simply doing anything outside in the sun. Features on these best-selling sun hats will leave you feeling comfortable and cool all day long. Shop some of the best-selling Outdoor Research sun hats including the Wadi Rum Full Brim Hat, Nomad Sun Hat, Helios Sun Hat, Sun Runner Cap, Equinox Sun Hat, Sombriolet Sun Hat and more. Learn more about what UPF means.