YOKOMO Foldable CushionThis foldable chair cushion is perfect for when you go to the circuit. It is made of a urethane based cushioning material with a slightly firm texture, and is voluminous at about 24mm thick. It will reduce fatigue even if you stay at the circuit all day, and you can expect a warming effect in winter. It folds into four for easy storage, and of course the Yokomo Racing Factory logo is printed on it to enhance the atmosphere.