The Salomon F22 is Salomon's premier Fusion Series boot, blending / sleek low profile fit with top end levels of comfort. By fusing the liner to the shell and reducing the amount of material used, the F22 lowers your centre of gravity and reduces the overall sole length of the boot. This acts to enhance board feel for more agile riding, and also enables bigger footed people to ride narrower width boards with less heel and toe hang for more confident carving. Internally, the F22's size reducing Fusion Exhale Liner has / slightly narrower fit in the heel for exceptional heel hold, and uses / mixture of gel and dynamic foam that conforms to you foot giving you / consistent and precise fit throughout the life of the boot. The F22's Copper outsole also features / vibration stopping material for maximum shock absorption.