Incredibly stylish and comfortable, the Boston clogs sandals from Birkenstock will make you stay on the move all day long. Encouraging foot health and maintaining a natural posture while walking, the Boston open-back sandals are light and summery companion that offers outstanding comfort. Durable soft oiled nubuck leather upper. Naturally breathable leather lining for abrasion-free wear. Anatomically correct, suede lined, natural cork-latex footbed. Contoured footbed to conform to the shape of your foot. Raised toe bar to encourage natural gripping motion. Neutral heel profile and deep heel cup to distribute your body weight more evenly. Adjustable strap with metal buckle for a flexible fit. Flexible, lightweight and shock-absorbing EVA sole with bone pattern.