Step out in a timeless look with these women's Boston Birkibuc sandals from Birkenstock. They're made from synthetic leather Birkibuc fabric for a premium feel when heading out. In Stone, they've got a closed-toe mule design and sit on a contoured cork footbed lined with suede for maximum comfort, with an adjustable buckle to strap you in. These sandals have a grippy EVA outsole for traction and are finished with signature Birkenstock branding.. Material: Synthetic Upper & Sole