The Micropoly karting underwear is made from Coolmax material, the most advanced and innovative Dupont fiber (not fireproof). The underwear is also treated with X Cool Silver that draws heat from the body surface to cool the driver

Sweating is one of the body's natural mechanisms to stay cool. Engineered with special technology to wick moisture and enhance drying, COOLMAX fabric helps you stay dry and energized - exactly what you need to feel comfortable not only during the day, but also through your toughest workouts.

Since 1986, COOLMAX fabric has been delivering benefits to help top athletes push harder and longer. Today, COOLMAX fabric appeals to the fashion conscious who prefer a cool, soft and high performance fabric that fits every lifestyle. COOLMAX fabric is the confident, sophisticated choice for active consumers.