Footprint Kingfoam orthotics insoles absorb up to 95% of Impact Energy making them the highest impact absorbtion out there! With a height of 5mm, these are recommended for people with low to mid arch feet, these orthotics will put your personal footprint into your shoe and give your arch, foot and whole body great support and proper foot alignment. Kingfoam Orthotics are used by world class athletes and are recommended for everybody! Full instructions are detailed on the packaging.