Versatile short sleeve rash guard from Elite Sports for a variety of sports Avoid the accumulation of bacteria. Durable and comfortable; flatlock stitching and made from a blend of polyester and spandex Increase your performance and recover the compression material for better blood circulation. Ibjjf approved, this is an ibjjf tournament approved rash guard, if you are nogi jiu jitsu, this is the perfect rash guard for you.