Black Leather Engine Boot from Our Legacy. Produced in an Italian leather, the mid cut Engine Boot features a lugged Vibram sole, a Lampo side zip and a metal Our Legacy rivet. The natural imperfections of the leather bring a unique character to each product, expressing an original and authentic look. The product shall be shaped by its wearer and naturally distress over time to complete the design process. - Upper: 100% Leather - Vibram sole