Birkenstock Arizona Shearling Suede Leather Unisex Size:37 Our Elite Invisible Sock is

Our Elite Invisible Sock is the first invisible running sock with the maximum amount of technology in the minimum amount of running sock

Multi-density footbed with memory-foam cushioning and arch support

breathable full grain leathers and state-of-the-art thermoplastic urethanes

With an easy fit and feel

so you can be confident taking on the trail

Birkenstock Arizona Shearling Suede Leather Unisex Size:37 Our Elite Invisible Sock isThe Arizona sandal, made cozy for the colder months. Classic suede lends a velvety feel that continues on the inside. The style is fully lined in genuine shearling, right down to the original contoured footbed. A soft, supportive landing every time.