Engineered for performance and designed to make a statement, the T-FLEX long sleeve rash guard makes donning a wetsuit oh-so-easy when worn as an under-layer. When worn by itself it protects against stings and abrasion, and when worn on the surface it provides a level of UV protection unmatched in the industry. Made of super-soft nylon and high-stretch spandex for maximum comfort and stretch, these quality rash guards form-fit to the body, are ultra-comfortable, and provide soft hand feel. But where T-FLEX rash guards really stand out is with their unbeatable UV protection ? UPF 80 -- the highest UV protection rating available in the industry. T-FLEX long sleeve rash guards stand up to the elements, and they stand out anywhere.