Michelin, GMC Developing Airless Tire To Eliminate Flats, Blowouts

MONTREAL (CBS Local) — Michelin and General Motors are looking to reinvent the wheel with a new airless wheel prototype that could make flat tires and blowouts a thing of the past.
The Uptis Prototype, which stands for “Unique Puncture-proof Tire System,” was unveiled Tuesday at the Movin’On Summit in Montreal. The prototype looks like a conventional pneumatic tire, but has treads in the middle and no sidewalls.
“Uptis is an ideal fit for propelling the automotive i