From Birkenstock, the Women's QO500 Lace Up Professional Sneakers feature: Water resistant leather upper The shoe is certified in accordance with EN ISO 20347:2012 and meets the requirements of protection category O2 Soft padded collar for extra comfort Lace up closure Leather lining Removable, anatomically shaped cork-microfiber footbed Supports the arches of the foot and has a deep heel cup Nonslip and oil- and petrol-resistant rubber outsole Imported.