The Spenco PolySorb Heavy Duty Insole provides maximum comfort for workers seeking all day relief. The Heavy Duty Insole features proven cushioning and support for standing or walking on hard surfaces. With its targeted shock absorption to soften heel impact and increase energy return for improved performance, it offers superior comfort while also prolonging the life of your shoes.
- 4-way stretch fabric with silpure antimicrobial helps prevent blisters while controlling odor
- SBR forefoot pad provides superior cushioning and energy return for people on their feet all day
- SpenCore material a 5/32 in. layer of this material absorbs shock and impact to provide intense comfort and cushioning
- Lightweight polysorb polyurethane foamprovides arch and heel support
- SpenCore heel-strike pad provides extra cushioning and shock absorption in the heel
- One-year unconditional guarantee