Ultra Graphite Medium Arch Insole D M 8-9 W 10.5-11.5

Sorbothane energy core metatarsal insert delivers maximum energy return upon absorbing 94.7% of impact shock

Graphite arch is made from the same material prescribed for many custom orthotics and provides support, stability and motion control

Poron foam layer is an inherently antifungal, non-slip surface with moisture-wicking properties; rebounds to original shape after impact providing additional shock absorption

Polyurethane layer for structural support, cushioning, and additional energy return.

Sorbothane heel inserts absorbs up to 94.7% of impact shock, reducing impact-related injuries, jarring, fatigue, and pain while adding comfort.