Classic Birkenstock Boston clog in premium suede leather with signature contoured cork footbed for exceptional arch support and all-day comfort. Features a single adjustable buckle strap for secure fit, soft lining, and durable rubber outsole for indoor/outdoor versatility. The iconic minimalist silhouette blends German craftsmanship with modern streetwear appeal—ideal for casual home wear, errands, or layered outfits in spring/summer/fall. The army green hue offers understated sophistication, while the open-back mule design ensures easy slip-on convenience. Cork footbed molds to your feet over time, enhancing personalized comfort. Perfect for unisex daily wear, travel, or as a cozy yet stylish alternative to sandals. Made with eco-conscious materials including natural cork, jute, and recycled EVA sole components. Size 39 marked inside (EU sizing), suitable for narrow to medium foot widths.