Sz 11-11.5 Birkenstock A 630 Polyurethane Black Womens Clog 。Birkenstock A 630 Black Polyurethane Clogs are designed for demanding work environments, offering exceptional durability and hygiene. These professional-grade clogs feature a slip-resistant, oil- and grease-resistant outsole, making them ideal for kitchens and medical settings. The anatomical cork-latex footbed is removable and washable, providing the signature support and comfort for long hours on your feet. Constructed from a single piece of water-resistant polyurethane, they are easy to clean and maintain, ensuring long-lasting performance.