Super-Birki Polyurethane Clogs Color - Black Size - M9 L11 Used condition A Professional Collection favorite, the Super Birki clog puts comfort to work in just your color. Fluid-resistant PU and added traction makes it a fit for healthcare, hospitality and wherever you need extra help getting the job done. Wash and disinfect the clog at up to 140°F and its removeable footbed at up to 86°F. The style is grounded in trusted anatomic support—feel the footbed and you'll feel the difference after long hours on your feet. Replaceable contoured cork-latex footbed, washable at up to 86°F Fluid-resistant PU upper, easy to clean Textile footbed lining Durable PU outsole with tractor-style edges for added traction