Birkenstock Boston Clog Soft Footbed in Mink. Size 40. Medium/Narrow width. Only worn a few times, in great shape! So classic and consistently comfortable, the Boston clog has become a coveted, year-round favorite. Velvety suede lends an effortless feel to the style. Featuring an additional foam layer for cushioning, its soft footbed offers extra comfort plus go-all-day support. Cushioned soft footbed creates custom support with wear Classic suede upper Suede footbed lining helps keep you comfortable Flexible EVA sole Adjustable strap with metal pin buckle Made in Germany