wheel = rueda :) The Tweel tire design developed by the French tire company Michelin. The hub connects to flexible polyurethane spokes which are used to support an outer rim and assume the shock-absorbing role of the compressed air in a traditional tire.
Zoltan Kemeny is raising funds for Shweel (Shock-Spoke Wheel): The Revolutionary Airless Tire! on Kickstarter! Light as a feather, strong as steel, rides on air-shocks, it's a Shweel! Become a part of history and transform the wheel forever!