Air has been used to fill tyres and give them their form for over 133 years, used for bicycles and then motor cars. The use of air has been a simple and cost-effective (air is free) solution to providing hard wheels with an outer layer that could absorb bumps and other road irregularities. Pneumatic tyres, … Continue reading Michelin’s airless UPTIS tyre now undergoing testing, market launch in 2024