IndyCar driver Martin Plowman can attest to the strength of carbon fiber. During the 2014 Grand Prix in Indianapolis, Plowman was hit with a piece of flying debris from a crash at the starting line. Fortunately for him, his helmet was equipped with a carbon fiber composites strip that probably saved his life.

For Plowman, the race was unforgettable. All Verizon IndyCar drivers this season were required to wear the carbon fiber Visor Shield. The visors are made of high-tech composite materials and cover the open face part of the helmet, which protects the eyes.

Plowman sent out this tweet with a photo of his helmet after the race: