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Forget having to fill up your car tires ever again. Airless tires are where it’s at. Soon you won’t have to worry about getting flat tires and filling them up to the proper pressure levels. The Uptis (Unique Puncture-proof Tire System) is a line of airless tires that Michelin and GM have teamed up to launch on some consumer vehicles by 2024.
Anyone who’s gotten a flat tire on their bike before knows how painful it can be to change it out. However, if you’re running runflat tires, this won’t be a problem, since your tire won’t have any innertube or air chamber at all.