Naturalizer Women's Viola 100% Leather Synthetic sole Heel measures approximately 1 1/4" Flexible insole gives" as you walk. Polyurethane outsole feels lightweight for an effortless stride. Ergonomic toe and heel shape enhances stability and balance. Leather upper, polyurethane upper lining, suede fabric sockliner, molded latex foam insole... Steel shank, polyurethane outsole. Heel Height: 1 1/4".