Gaerne kona carbon tri shoesgaernecarbon kona shoe features the new full carbon gaerne eps light weight full carbon sole to guarantee absolute lightness and rigidity as well as a carbon heel cup and several features to maximise breathability the ultra thin thickness of the carbon sole allows the foot to be positioned at a minimal distance from the pedal thus allowing maximum power whilst pedaling without loss of energy two channels positioned in the sole ensure perfect ventilation to the fo