Please Note: Size Selections Are European. For Us Conversions Please Reference Size Chart. Color/Material: Metallic Silver Birko-Flor Design Details: Silver-Tone Hardware Original Birkenstock Birko-Flor-Lined Natural Cork Footbed That Molds And Shapes To Your Foot Featuring Pronounced Arch Support Deep Heel Cup And Roomy Toe Box. Rubber Sole With Traction Made In Germany