No. Perfectly polished: Quilting elevates the endlessly versatile, comfortable catarina slingback flat, which translates from work to weekends with ease. A delicate bow detail completes the look with refined style. Slingback flat. Nappa leather upper upper Roung toe Slip-on style Slingback strap Lining: Faux leather Padded insole Rubber sole Spot clean Imported SIZE True to size. Shoes - W Modern Shoes > Saks Off 5th > Barneys Warehouse. Aerosoles. Color: Black. Size: 8.5.