The continental grand sport light clincher folding tyre is part of the grand sport family build on a solid 60 tpi casing nytech breaker and the durable and super grippy puregrip tread compound conti have designed each tyre for a particular use the grand sport light in contrast to the extra and the race versions has been designed as a competitive tyre the reduced puregrip compound saves weight but at the cost of longevity a good level of puncture protection is provided by the nytech brea