Since 1774 Birkenstock has provided top quality shoes, now available for the working professionals. Our Super Birki Backless Clogs are molded polyurethane and have their original contoured footbed with deep heel cup, longitudinal and transverse arch support, and raised toe bar; all totaling up to support and comfort perfect for long hours. Add that they are fluid resistant, water repellant, oil resistant, and slip resistant, you have the perfect partner for your professional environment. Birkenstock Unisex Super Birki Black Clogs