Propet Women's Catalina Slide Sandal Leather Imported Rubber sole Supple, full-grain leather upper features a hook-and-loop instep strap for easy adjustability. Leather upper lining and microfiber sockliner help maintain a comfortable, breathable foot environment. Twin elastic inserts stretch for a customized fit. Removable polyurethane insole cushions your steps. Polyurethane outsole provides sure-footed traction and long-wearing durability.