Birkenstock Professional SUPER-BIRKI Unisex Occupational Clogs in White. These clogs feature a polyurethane upper, synthetic lining, and a polyurethane sole. They are designed as slip-on shoes with a round toe and a regular width. The clogs are waterproof and have a flat heel height. Key features include a slip-resistant sole and an energy-absorbing heel, meeting EN ISO 20347:2012 safety standards. They are classified as occupational/non-safety shoes and are low-top sandals. Item weight is 0.5 KG. These are not gift-boxed. Product Code: 68021.