• Nylon
• Imported
• Spenco insoles with 4-way stretch fabric help prevent blisters while controlling odor
• EVA forefoot pad provides cushioning and energy return for people who spend a lot of time on their feet
• Spencore material a 5/32 inch layer of this material absorbs shock and impact to provide our most intense comfort and cushioning
• Lightweight polysorb polyurethane foam provides arch and heel support