Super-Birki Polyurethane in Color Black | BIRKENSTOCK US。(I11)Birkenstock Professional Super-Birki Clogs Black Polyurethane Men\'s Size 13 / 46 Great Preowned condition Men\'s Size 13 No box The Birkenstock Professional Super-Birki Clogs in Black Polyurethane are a comfortable and durable option for men in size 13. These slip-on clogs feature a round toe, rubber outsole, and are suitable for activewear, casual, and workwear occasions. With a polyurethane lining and insole, these clogs offer slip resistance and provide all-day comfort. Designed by Birkenstock, a reputable brand known for quality footwear, these clogs are a versatile choice for the summer, fall, and spring seasons.