Our new U-TECH Aion next gen is like heaven on earth ?C and at the same time, as a further development of our award-winning U-TECH Aion, our most innovative running shoe to date. But instead of turning everything inside out, we followed the motto ??evolution instead of revolution?? for the U-TECH Aion next gen. This resulted in meaningful improvements that once again elevate running comfort and our unique biomechanical function to a new level. The generous fit and our unique U-TECH? foam will make you float. All of this results in significantly less muscle fatigue, an even greater cushioning feel and increased stability. You can't get more U-TECH? than that. Experience it for yourself.