Zappos.com is proud to offer the Outdoor Research - Radar Pocket Cap (Khaki) - Hats: The Outdoor Research Radar Pocket Cap combines street-worthy style with technical design that keeps you protected from the sun when you're cruising around town. ; UPF 30+ SolarShield sun protection. ; Supplex nylon fabric wicks away moisture and dries quickly to keep you cool. ; TransAction headband wicks away moisture and feels soft against your skin. ; Folding bill lets you stash the Radar in your back pocket. ; 22 circumference. ; 100% nylon. ; Wash separately cold and dry flat.