Birkenstock Professional Caris Pro Slip Resistant Natural Leather Work ShoesWith the Caris Pro, BIRKENSTOCK developed a clog for occupations that demand a great deal of stamina from the wearers and their feet. Its Super Grip sole promotes the ideal rolling motion and is nonslip. A midsole made from EVA cushions every step. The special rubber tread delivers tangible sure footedness. The Original BIRKENSTOCK Deep Blue Footbed can be replaced if necessary and, like the shoe, has been tested in accordance with EN ISO 20347: 2022.