Premium handmade glued tire for gravel and cyclocross bikes. Suitable for professional use.bonded tread based on natural rubber guarantees low rolling resistance and excellent grip. Super PolyCorazza Armor material on the sides provides excellent performance, comfort and durability in the field. Tire has reinforced bead protection and PPS puncture protection Reinforced bead protection when using lower quality carbon rims Use with standard top groove rims only - Hooked Requires Latex Free sealant 2 x PPS puncture protection 260 TPI 45-130 PSI