Spenco Polysorb Walker/Runner Athletic Insole, Women's 5-6.5
- 4-way stretch fabric with silpure helps prevent blisters while controlling odor.
- Spencore material a 5/32 inch layer of this material absorbs shock and impact to provide intense comfort and cushioning.
- Lightweight polysorb polyurethane foam provides heel cupping and contoured arch support.
- Spencore heel plug provides extra cushioning and shock absorption in the heel.