Birkenstock Unisex Profi Birki Black Clogs, Slip-On Shoes。The Profi Birki clog reinforces on-the job comfort from heel to toe. They have a close back that adds security. Fluid resistant PU and a shock absorbing, traction outsole makes a fit for healthcare, hospitality or whatever you need to get the job done. The Profi Birki is grounded in trusted anatomic support. The comfort helps for those long working hours on your feet. Replaceable contoured PU footbed, washable at up to 140 F. Fluid-resistant PU upper. Microfiber footbed lining. Durable PU sole.