Supersoft S-Compound is optimized for on-track performance ATAC (Advanced Tread Arc Combination) profile on front delivers fast-steering response Twin Kevlar belted construction (160-series rear tire) or AVBD (Advanced Variable Belt Density) construction (180-series rear tire) Tread pattern is optimized for on-track rain performance DOT legal; ideal for SuperMoto H-rated for speeds up to 130 mph