The Hydroskin Shirt - Short Sleeve keeps your core warm and does not restrict movement like traditional wetsuit material. With the warmth of Terraprene and the comfort of the ThermalPlush lining, this Short Sleeve Hydroskin Shirt works to keep you warm in all seasons. Wear it alone in the warmer months when the water is still chilly, and wear it as part of a layering system as the air temperature drops. The Hydroskin Shirt will be a life saver in cold conditions. Hydroskin Shirt Features: