Sparco K-Carbon short sleeve jerseys are made from a revolutionary highly breathable material that has been developed with the help of top athletes from around the karting world. The shirt offers a comfortable ergonomic fit that hugs the body and wicks away moisture to keep you cool and dry. Ideal for karting and track days or any other motorsports event where FIA approved underwear is not required. Wicks moisture to help you stay cool and dry Highly breathable material regulates body temperature Antibacterial so the garment stays fresher for longer Comfortable ergonomic fit helps reduce fatigue Sizes: XXS - 89-97cm Chest XS/S - 98-105cm Chest M/L - 106-121cm Chest XL - 122-129cm Chest