Propet Women's Molly Loafers Leather Synthetic material on the vamp stretches and conforms to your foot for fantastic comfort. Side elastic inserts deliver a customized fit and allow for easy on / off. Two removable insoles offer added depth options so you can add a custom orthotic. Leather / synthetic upper, leather upper lining and sockliner, polyurethane insole and midsole... Fiberglass shank, polyurethane outsole.