From TOMS, the Women's Rea Mesh and Suede Sawtooth Platform Sneakers feature: Open weave mesh and suede upper Lace up closure Textile 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 )  Injection Blown Rubber midsole  Injection Blown Rubber outsole Approx. 1.5" sawtooth platform height Imported.