Birkenstock Sabot Boston Big Buckle pairs a thick, oiled nubuck upper with a lamb fur lining for comfortable, warm wear. Product image is indicative. Key attributes: Beige | Leather | Slip-on silhouette | Lined with lamb fur | Nubuck leather upper (thick, oiled) | Rounded toe | Decorative gold-plated buckle | Composition & care: 100% Leather | 100% Lamb | 100% Rubber | Wipe clean with a damp cloth. Professional leather cleaning recommended; avoid machine washing.