The Mens Dakine Neo-Insulator Short sleeve is a rash guard that was designed with the perfect amount of insulation for chilly water and cold days. Dakine added 1.5mm of Neoprene to the Neo-Insulator to provide added warmth during extended sessions of surfing or paddling on cool days. The Neo-Insulator is ideal as a basic rash guard or you can wear it as a base layer under a harness or impact vest. Flat-lock seams and seamless underarms provide comfort and prevent chafe and a side back bottom zipper closure helps to make the Neo-Insulator easy to get on and off after a long day out on the water. This superior rash guard offers an SPF of 50+ to protect you from the sunís rays and its good looks will make you a Dakine believer. Prepare yourself for fall swells and early spring temperatures with the Mens Dakine Neo-Insulator Short sleeve.