Birkenstock Boston Narrow Fit combines a contoured cork footbed with a single adjustable buckle for reliable everyday comfort. Product image is indicative. Key attributes: Brown | Habana | Leather | Cork footbed | Anatomical midsole | Adjustable buckle strap | Open-back slip-on design | Round toe | Single buckle strap | Logo engraving | Dimensions & fit: Narrow fit | Composition & care: Calf leather (upper) 100% | Cork footbed 100% | Wipe clean with a damp cloth. Use leather cleaner and conditioner as needed. Do not machine wash or tumble dry.