Is winter the off season John Tomac doesn't think so, winter is the cyclocross season. This fast accelerating hard pack tire will keep you in shape and on top of the podium all while having fun. Dual Tread Compound. The ultimate tread compound. Kenda's L3R PRO compound 60 shore A durometer in the center and the cornering knobs have STICK-E compound 50 shore A durometer . The benefits are great center tread life, and great cornering control and grip. Found typically in Kenda's Legends Series and race/performance tires. Fast accelerating, hard-pack cyclocross racing tire, making it one of the lightest available Numerous knobs provide multiple contact points with the ground Front and rear application, best when used as a set Folding Bead ETRTO 37-622