Vittoria Standard Presta Valve Tube 700 x 20-28c 80mm RGroup_17976451CF03296F12DB36BF9564EEF20AD7A7D8 inspired by Troy Brosnan's vision

inspired by Troy Brosnan's vision for a high-performance tire

making it manageable for kids while being durable enough to withstand impacts

Giro made this helmet with the Roc-Loc adjustment system so that you can customise the fit to suit your needs

allowing you to ride more often

including trail

Vittoria Standard Presta Valve Tube 700 x 20-28c 80mm RGroup_17976451CF03296F12DB36BF9564EEF20AD7A7D8 inspired by Troy Brosnan's visionThe Vittoria Standard Tube is designed for dependable daily use, featuring 0. 9mm thick walls that provide an ideal balance of airtight performance, strong puncture resistance, and low rolling resistance.