Upper: Leather Lining: Leather Sole: PU Strap can be worn around ankle or pushed forwardsJosef Seibel Betsy is a casual slip-on mule. An easy to wear a casual shoe that will compliment any outfit already in your closet. With its handstitched sole for flexibility and cushioned leather footbed, finished in high-quality leather and with decorative side buckle detailing. Women's Josef Seibel Womens Betsy Black