BLACK SUEDE STUDIO Osa 100 Mule in Cardovan Patent Leather & Wool Shearling. Size 36 (also in 37, 38, 39). Shearling upper with leather sole. Imported. Slip-on styling. Debossed branding on leather footbed. Pointed toe. Approx 100mm/ 4 inch heel. BSUE-WZ345. OSA 100.