Sleek black Birkenstock clogs. Ideal for everyday comfort. Rubber. Will clean before sending. This versatile open-back clog is made of durable, one-piece molded polyurethane and features easy on/off for comfort and convenience. High traction outsole for security on slick surfaces. Removable and replaceable contoured footbed. Secure from instep to heel, with wider toe box to allow for healthy foot movement. Uppers resistant to oil, grease and water. Dishwasher safe with footbed removed.