A semi-flexible orthotic used for sport and safety shoes. The added comfort of the Spenco bottom cover as well as the option to include a Spenco top cover make the Marathon orthotic ideal for fitment into shoes that have more room to fit a larger orthotic.
- Shell Material: 2mm polyethylene
- Standard Top Cover: Vinyl with either 1/8 or 1/16 PPT
- Standard Bottom Cover: Spenco