New Super Rich Silica Compound using the very latest compounding technology to enhance wet grip. Multi-compound treads on radial rears to enhance mileage and grip. High tech carcass construction and next generation compounds deliver superb grip and handling. 90% on-road, 10% off-road. Interlocking three dimensional points hidden in the sipes to improve stability and grip, limit tread flex and allow the tyre to warm up quickly ? 3D SIPES (radial tyres).