The brand name of a synthetic fabric that is clothlike in feel and is used by motorcylists when riding in cold weather. In racing, the material of choice for NASCAR Winston Cup cars. Kevlar was chosen by NASCAR because of its durability, because it would hold up under problems on the race track. This material ensures that the nose piece holds its shape, even up to 200 mph. Any drastic changes in the shape of the nose piece will ultimately, and consequently, have a profound effect on the car's handling.