The new airless Uptis tyre from French manufacturer Michelin is made from rubber and fibreglass and has been hailed as a ...

While an airless tire, by definition, can’t puncture or run flat, it has its own unique set of problems. Spokes can be cut, torn, ripped or otherwise damaged, reducing the life of the tire.

Airless tires represent a major breakthrough in ... which means they're virtually puncture-proof. How Do They Work? The secret lies in the tire's unique internal structure. Instead of air, the ...