From TOMS, the Women's Rea Suede Sawtooth Platform Sneakers feature: Suede upper Lace up closure Fabric lining Padded collar and quarter panels for comfort Removable insoles Custom CloudBound™ foam insoles for all-day comfort and support Insoles made with 30% eco content (15% Recycled Polyurethane,8% Bio-oil, 7% Recycled rubber )  Lightweight blown rubber midsole  Lightweight blown rubber outsole Approx. 1.5" sawtooth platform height Imported.