Klogs are constructed using industrial strength molded polyurethane, a material that allows for excellent slip resistance and oil resistance.The shoes come with a full-length cushioned, removeable footbed to absorb shock and provide additional comfort.Klogs are lightweight and flexible with a molded contour toe grip to increase stability.They are soft, comfortable, washable, and durable.Klogs have been tested for slip resistance and were determined to exceed the standards. KLOGS-USA's white polyurethane clogs are molded using Perma-White technology ensuring that our white clogs stay brighter 10 times longer than the competition.