The Specialized Audax Shoe features a Body Geometry sole & footbed that optimises hip, knee, & foot alignment to improve performance & comfort. The low profile heel provides secure fit & relieves Achilles pressure for free range of ankle motion. Body Geometry footbed enhances endurance by minimising road vibration induced fatigue. Powerline carbon composite sole provides a light, stiff power transfer. Combine Body Geometry shoes, footbeds, & wedges to maximise performance benefits.