Vittoria -
This race-day specific weapon has raised the bar on tire technology. The Corsa Speed uses a proprietary Graphene compound, which is then paired with an ultra-fine Corespun-T casing. The end result is a tire that maintains the lowest rolling resistance, while still providing the trademark Corsa suppleness, and outstanding wet weather grip 320 TPI Corespun cotton casing Proprietary Graphene compound Vittoria Corsa Speed G2.0 Tire - 700 x 23, Tubular, Folding, Black/Para, 320tpi Labeled Size: 700 x 23 Color: Black/Para ISO Width (mm): 23 ISO Diameter: 622 / road / 29" Tire Intended Use: Road Defined Color: Black Tire Type: Tubular TPI: 320tpi Tire Bead: Folding Tire Diameter: 700c Vittoria Corsa Speed G2.0 Tire - 700 x 25, Tubular, Folding, Black/Para, 320tpi Labeled Size: 700 x 25 Color: Black/Para ISO Width (mm): 25 ISO Diameter: 622 / road / 29" Tire Intended Use: Road Defined Color: Black Tire Type: Tubular TPI: 320tpi Tire Bead: Folding Tire Diameter: 700c