These sandals are in excellent used condition with minimal signs of wear. They are best suited for walking and long hours of standing for those with highly sensitive bones and feet. Leather and man-made materials. Orthotic Support Promotes easy gait with Light weight ergonomic stride sole Two sets of removable spacers for adjustable fit Anti-slippage with a heel strap Soft leather uppers eliminate pressure points and provides comfort Non-binding uppers Accommodates sensitive skin with soft lined interior Foam padding eradicates chances of skin friction. Rubber outsole for firm grip while walking Cushioning midsole Air pockets that help alleviate corns and calluses Padded collar For diabetic patients Podiatrist recommended