women's nike initiator running shoes. These shoes have been worn once they are a little narrow for me, but I have wide feet. I know the width is a medium.they are a very comfortable shoe. They also have Dual-density Phylon midsole for added cushioning. they have a mesh upper. Lace-up front, padded tongue, and collar Textile lining with a cushioning footbed Dual-density Phylon midsole for added cushioning