Michelin pro4 endurance v2 road bike tyrethe michelin pro4 endurance v2 road bike tyre is ideal for sportive riders thanks to the bi compound tread which provides the pro4 endurance v2 with greater puncture protection increased durability and excellent grip featuressize 700c hd protection ply 3x110 tpi casing ply bi compound rubber treadtechnologiesmichelin hd protection hd protection technology ensures the best balance between puncture resistance and low rolling resistance without comprom