The Continental Gatorskin Road Bike Tire is ready to ride how and where you want. Highly puncture-resistant casing and sidewall protection with high mileage carbon-black tread compound. PolyX Breaker features an extremely resistant polyester fiber that's woven tightly crosswise. A high fabric density is achieved which makes the breaker resistant not only to foreign bodies, but especially to punctures, without reducing rolling resistance. The Continental Gatorskin Road Bike Tire is the right choice when it comes to tough conditions with strong performance in the urban field or on tour.