When worn together with racer pants, these provide you with perfect sunburn prevention. It uses a material called “Cold Black®,” which reflects direct sunlight to prevent inside temperatures from rising while also protecting you from sunburn. The cool feel and highest level UV cutting function completely guards you against sunburn, which is one of the causes of fatigue. The area on the inside of your thighs, which does not get exposed to the sun, is made of mesh to ensure breathability, making this a highly functional item that keeps you cool and is also great for portability. The upper thigh areas use non-slip materials that are gentle against the skin.