ION SC 2.2/3.0 M3 Tires (2):SLH, SLH4x4 This is the Pro-Line pair of Front/Rear Ion SC 2.2 /3.0 M3 Soft Tires and Closed Cell Foam Inserts.Features:Made in the USAUnmatched traction on Indoor Clay tracksMolecular Structure Inspired Tread DesignHigh density, reusable Closed Cell inserts includedElectrifying Performance  Already a ROAR National ChampionSide Tread that flows organically out of the Sidewall for drivabilityFor use with Pro-Line 2.2" X 3.0"Whee