Franco Sarto Balin Tall Lug Sole Boot Black Leather Knee High 9 WC Wide Calf Black leather Balin knee high boots by Franco Sarto. Size 9 M WC Wide Calf. New in box. A slanted top line and buckle details offer a subtle modern twist to this tall leather boot grounded with a chunky lug sole. Premium leather upper with full inner zipper closure. 1.5" heel.