Vittoria Tubular Corsa Speed 23-28 G2 Tire Cream BlackVittoria Tubular Corsa Speed 23-28 G2 tire is the fastest, it has an ultra-thin Corespun-T casing. It has Vittoria's proprietary graphene compound and the fastest tire ever tested: tested by Wheel Energy in Finland. Designed for the time trialThe fastest rubber ever tested and the lightest Tubeless-Ready on the market. This rubber has raised the level of technological development in the tire industry! The Corsa Speed uses the proprietary Vittoria Graphene compound, combined with an ultra-thin Corespun-T casing. The end result is a tire with the lowest rolling resistance on the market, which maintains the flexibility typical of the Corsa and offers exceptional grip in wet conditions.When used in the Tubeless version, the casing works perfectly thanks to the help of the anti-puncture fluid, even providing a higher level of protection against punctures. this cover can also be used with an inner tube. When speed is your priority, don't think about it, choose the Corsa Speed!Vittoria Tubular Corsa Speed 23-28 G2 tire is the fastest, it has an ultra-thin Corespun-T casing. It has Vittoria's proprietary graphene compound and the fastest tire ever tested: tested by Wheel Energy in Finland.