R68071-001.jpg?w=500&h=500& 。Birkenstock Slip Resistant Super Birki Clogs Men 11 Navy Blue Good pre-owned condition, lining on insole worn down in places (pictured). The Birkenstock Slip Resistant Super Birki Clogs in navy blue are a stylish and practical choice for men size 11. These slip-on clogs feature a solid blue color with a synthetic upper material and a slip-resistant rubber outsole, making them perfect for casual wear. The clogs also have a comfortable fabric insole and are lined with polyurethane for added durability. With the trusted Birkenstock brand and the added feature of slip resistance, these clogs provide both style and safety for everyday wear.