The Birkenstock Unisex Arizona Narrow Leather Sandals feature an open selvedge finish, emphasising the handcrafted and natural look of these stylish Sandals. Anatomically formed footbed Natural leather upper Suede lining EVA outsole Deep heel cup Longitudinal arch support Transverse arch support Strap with 2 individually adjustable metal pin buckles Deep heel cup The deep heel cup cradles the heel and keeps natural cushioning right under the heel bone. Longitudinal arch support The longitudinal arch support runs along the sides of the footbed, providing stability with each step. Transverse arch support The transverse arch support runs through the middle of the footbed, helping ensure proper alignment and a solid stance. Raised toe bar The raised toe bar encourages the natural gripping motion of your feet, exercises the legs and stimulates circulation. More toe room A roomy toe box allows toes to move more naturally, promoting better balance and correct foot alignment.