Papillio MADRID women Mules / Casual in Brown Synthetic, Available in womens sizes. 2.5, 3.5, 4, 5, 6, 6.5. Upper: Birko-Flor, a very soft & durable material exclusive to Birkenstock Midsole: Cork & Latex support arch Protective edge for toes Deep heel shell Vegetable tanning (without chrome) Free Delivery & Free Returns on all orders! (EAN:4039859956202)