Tom Ford Satin Black Viscose Mules. Open back pumps in black viscose satin featuring an elongated pointed toe, a gold-toned fine metal T-buckle detail on the top, a covered straight heel, and leather insole and outsole. Viscose | 66%VISCOSE 29%SILK 5%BRASS Size Type: ITSKU: W3842TSA001PBlack Our Products Are 100% Genuine. In All Cases We Stand By The Authenticity Of Every Product Sold On Our Site.