Tony Bianco Shirley Mule in Black. Size 6, 9, 5, 5.5, 6.5, 7, 7.5, 8.5, 9.5. Leather upper with rubber sole. Imported. Slip-on styling. Padded leather footbed. Leather lining. Dainty bow detailing. Pointed toe with stiletto heel. Approx 83mm/ 3.25 inch heel. TONR-WZ640. SHIRLEY. Based out of Australia, the Tony Bianco brand embraces a mix of the contemporary, the classic, and the cool. Their signature can be seen in the use of high quality materials and a keen eye for detail that is used to create on-trend pieces that will survive the test of time.