Stay cool and look good doing it in our Prolight 9TWENTY Adjustable Cap. The Prolight material is 25% lighter than traditional performance fabrics, with moisture-wicking and UV-protective properties to keep you feeling fresh all day. The relaxed fit feels like you’ve owned it for years and has an adjustable clip closure in back. One size fits most (59cm) Polyester 100% Prolight from New Era is 25% lighter than a cap made from traditional performance fabrics COOLERA wicks away moistures and disperses it quickly SOLARERA provides UPF 50+ sun protection New Era's Cooling Sweatband keeps the wearer more comfortable in heated conditions, sweatband had been engineered to wick and disperse moisture from the wearer while cooling Full curved, ready-to-wear visor, no "break-in" needed Relaxed front panels for a casual, well-worn shape Open-back style with adjustable clip closure No smoking, no pet home