ONE PAIR OF PRO-LINE REACTION TIRES HAVE BEEN THROUGH AN 8 HOUR PERMAGRIP PROCESS WHICH IMPREGNATES THESE S3 TIRES AND INCREASING PERFORMANCE ON ALL SURFACES. THE PROCESS ENHANCES THE RUBBER AND SIMULTANEOUSLY SOFTENS THE INNER BELTING. THIS RESULTS IN MORE OVERALL GRIP AND A MORE DESIRABLE CONTACT PATCH.