Propet Preferred Mary Jane Shoes,Denim,6 C/D US Leather upper with nylex lining enhances breathability. Hook-and-loop strap allows for adjustability. Removable insole is orthotic friendly, and adds arch support as well as heel stabilization. EVA midsole adds an extra layer of cushioning and helps to absorb shock. Rubber outsole provides long-lasting durability and sure-footed traction.