The Zoom Fly 6 is with you every step of your run. Lighter than the Zoom Fly 5 and stocked with ZoomX foam, it provides responsive energy return with every stride while the carbon fiber plate helps propel you farther. Shown: Light Bone/Cave Stone/Blue Void/Burgundy Crush These shoes were worn for a 10 mile run. It’s a great, great running shoe but unfortunately does not work for my narrow feet.