Rockport - Marta (Black Leather) - Women's: Stylish walking oxfords. Padded collar and tongue help prevent blisters and lace bruising. Patented Walking Platform construction provides a wide base of support for heel and provides forefoot flexibility. Latex Kinetic Air Circulator footbed for durable cushioning with patented active air-circulating technology. EVA midsole. Rubber outsole. Full-grain leather upper is easy to clean and maintain.