Product details Material Composition Birko-Flor Sole Material Ethylene Vinyl Acetate Outer Material Synthetic Inner Material Textile About this item Durable Birko Flor synthetic upper with a leather like finish Soft textile fleece lining on the underside of the upper for comfort Anatomically correct, natural cork latex soft footbed Two adjustable straps with metal buckles for a flexible fit Flexible, lightweight and shock absorbing EVA sole with bone pattern