When we are looking for a fast-rolling and efficient tire for cross-country riding, the Specialized Ground Control CONTROL 2Bliss T5 29in Tire is one of our first choices. Featuring a lightweight, small block tread pattern, the Ground Control shines anywhere from XC racing to trail riding. The CONTROL casing offers us lightweight protection with a 60 TPI count for puncture protection, and the Gripton T5 compound gives us a long-lasting rubber compound that rolls fast and efficiently.