Delivering the ultimate in fashion, performance and designed to make a statement, T-FLEX short sleeve rash guards make donning a wetsuit oh-so-easy when worn as an under-layer. Worn alone they protect against stings and abrasion, and when worn on the surface they provide a level of UV protection unmatched in the industry. Made of super-soft nylon and high-stretch spandex for comfort and stretch, these stylish rash guards form-fit to the body, are ultra-comfortable, and provide soft hand feel. But where they really stand out is with their unbeatable UV protection â€“ UPF 80 -- the highest UV protection rating available in the industry. T-FLEX short sleeve rash guards stand up to the elements, and they stand out anywhere.