René Caovilla Black Calf Leather Biker Boots. Black calf leather vamp, round toeline, two tonal elastic panels, iconic Snake strap around the ankle adorned with rhinestones, pull-tab at the back, leather insole, rubber outsole with rhinestone detail.. Measures: Heel high: 4cm. Gender: Women. Material: 100%CALF LEATHER 100%RHINESTONE. Color: Black. Made in: IT. Product ID: C110590250001V050_. *Import tax/duty will be calculated at checkout (If applicable)