The Corsa has been the pro's choice on race day for years and is now better than ever with 4C Graphene Compound Technology! The latest Corsa is an evolution of the brand and brings several industry-leading technologies to the market. Starting with Vittoria's supple yet durable 320 TPI Corespun-K reinforced casing and a patented blend of 4 different graphene compounds, the new Corsa achieves the holy grail of performance: speed, smoothness, durability and reliability. Whether you're competing in a Grand Tour or a local event, the Corsa family delivers world-class performance.GrapheneEvery year, tons of Graphene are applied to Vittoria tires and wheels. Graphene interacts with rubber by filling the space between rubber molecules, which has been verified to increase all positive performance metrics.Once riders experienced the products enhanced with Vittoria's Graphene, they immediately noticed the vast improvement in their performance. Vittoria was credited with producing the fastest road tire ever. At the same time, Graphene MTB tires won the Mountain Bike World Cross Country Championships.In 2018, Vittoria tires won every single Grand Tour time trial (ITT and TTT) as well as European, French, German, Austrian, Russian, Brazilian and Pan American Cross Country Championships. - Intended use: road bike - E-bike compatibility: without manufacturer's recommendation - Weight: 275 g - Wheel size: 28 inch - Included in delivery (quantity): single tire - Rubber compound: Corespun K - Density carcass fabric: 320 TPI - Tire size in inches (diameter x width): 700 x 23C inches - Tire size ETRTO in mm (width x diameter): 23 - 622 mm - Type: tubular tire.