Birkenstock Boston Wooly Moon Narrow Fit by Birkenstock combines a wool felt upper with the brand’s contoured cork–latex footbed for tactile comfort and everyday wear. Product image is indicative. Key attributes: Off white | Wool | Cushioned cork–latex footbed | Lightweight EVA outsole | Adjustable strap with metal Moon buckle | Microfiber lining | Anatomically shaped cork–latex footbed | Shaggy wool felt upper | Custom Moon buckle | Discreet side perforations | Dimensions & fit: Sole height at the highest point: 4,5cm | Narrow fit | Composition & care: Upper: Wool felt | Insole: Natural leather | Footbed: Cork | Outsole: EVA | Spot clean with a damp cloth and mild soap. Allow to air dry. Avoid machine washing.