Company registration number: 06866013 | VAT number: GB 865368680 Birkenstock, the Arizona is a legend. First exploding through the footwear scene in the early ‘70s, this comforting, and now environmentally-friendly, design wraps the foot with a smooth, all-natural leather upper. Ensuring a comfortable fit, a contoured footbed and shock-absorbing EVA sole work together to take care of every step.