Walk into warm weather with the sustainable Men's Birkenstock Arizona Vegan Footbed Sandal. Synthetic leather upper in a casual footbed sandal style with an open toe Twin adjustable buckled straps for the iconic Birkenstock look Slide entry Microfiber lining Classic Birkenstock cork footbed featuring pronounced arch support and a deep heel cup Flexible, shock absorbing EVA outsole All Arizona colorways are produced and shipped in a Birkenstock narrow width because they run wide. Birkenstock is committed to environmentally friendly operations. A high proportion of the natural materials that we use are from sustainable sources: cork, natural latex, jute, leather, wool felt, copper and brass are among our most important materials.