Premium handmade bonded racing tire with galuska properties Bonded tread based on natural rubber Smart= low rolling resistance and excellent grip Super Poly material provides excellent performance and comfort Kevlar Bead PPS GANZO puncture protection Reinforced CHAFER bead protection for use with lower quality carbon rims 300 TPI Use with Hooked rims only Best handling characteristics 6.5-7.5 Bar 240 g