Size Chart The BIRKENSTOCK Professional Profi Birki is designed to offer healthcare and utility workers exceptional stability and comfort across various work environments. With its raised heel and extended front, the Profi Birki securely encloses the entire foot, encouraging a natural stride and providing reliable grip on smooth surfaces thanks to its nonslip PU sole. Ideal for hospital, kitchen, and food industry settings, this clog boasts excellent hygiene features: its oil- and grease-resistant polyurethane material can be washed up to 80°C, and its removable, anatomically shaped PU footbed is washable up to 60°C and can be disinfected. Certified for occupational use, the Profi Birki is a trusted choice for professionals who require both durability and ease of maintenance. Footbed: Removable, anatomically shaped PU, washable at up to 60°C Material: PU (polyurethane) Footbed Lining: Fabric Sole: PU, nonslip, oil- and grease-resistant Certification: EN ISO 20347:2012 OB E (SRB category) SKU: 0074011