Goodyear Eagle F1 SuperSport 700x25 Standard TireGoodyear Eagle F1 SuperSport Tire 700 x 25 Clincher Folding Black. Developed for speed the Eagle F1 Supersport is optimized for low rolling resistance and reduced weight for road race time trial and triathlon competition at the highest level. Dynamic: GSR A proprietary blend of synthetic and natural rubbers enhanced with Graphene and next generation amorphous (non crystalline) spherical Silica; the Dynamic: GSR compound has been developed to expand