From Naot, the Amadora Keyhole Nubuck Sandals feature: Nubuck Upper Width: Wide Slip Resistant: Yes Orthotic Friendly: Yes With a hook & loop strap and full upper coverage, the Amadora sandal is both comfortable and stylish. Naot's removable, anatomic cork & latex footbed is wrapped in pampering suede and molds to the shape of the foot with wear. The Utopia Collection features a 1.25" polyurethane sole which is extremely lightweight and durable. American Podiatric Medical Association (APMA) Accepted for promoting good foot health. Patented Naot Replacement Footbeds are also available for Amadora. Fit: True to size, half sizes should size up Sole Material: Polyurethane Approx. 1.25" heel height Approx. 1.25" platform height Imported.