Finis Thermal Swim Shirt

The Thermal Swim Shirt provides warmth to swimmers by trapping body heat with its unique BiPoly fabric. Made from a strong, yet lightweight material, the Thermal Swim Shirt conforms to a swimmer's upper body without restricting range of motion. Used over time, the slight drag effect of the Thermal Swim Shirt will also build endurance and strength. The Nobel Prize winning Polyolefin fibers provides UVA, UVB and is chlorine and fade resistant. Available in multiple sizes YXS, YS, YM, YL, S, M, L, XL