Boston Big Buckle Nubuck Leather Thyme BIRKENSTOCK BIRKENSTOCK Boston Big Buckle: Nubuck Leather Boston Big Buckle Nubuck Leather Mud Green Size: EU Depop Arizona Big Buckle Nubuck Leather Sandcastle BIRKENSTOCK Madrid Big Buckle Nubuck Leather Matcha BIRKENSTOCK Buy Boston Big Buckle Nubuk Leather for N A 0.0 Birkenstock US. Bigger buckle, bolder Boston. BIRKENSTOCK expands the wildly popular Big Buckle collection to welcome their most iconic clogthe Boston. An oversized, gleaming buckle adds the perfect statement piece to the classically laid back look. On a contoured footbed that'll feel uniquely yours wherever you wear it. Contoured cork latex footbed creates custom support with wear Premium nubuck leather upper Suede footbed lining helps keep you comfortable EVA sole is flexible & lightweight Adjustable strap with oversized metal pin buckle Narrow Medium width