Browse award-winning men’s sun hats, wide brim hats, hiking hats and more. Designed to keep you protected from the harmful rays of the sun while staying cool and comfortable all day long. Pack a men’s sun hat while you head out on the water or the trail stay and protected & cool all day long. Some best-selling men’s sun hats include 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.