The Nike Air Max 90 in size 9 is a women's athletic sneaker featuring a classic design with a color combination of black and gray. This model, part of the Nike Air Max product line, is distinguished by its comfortable and supportive construction, making it ideal for both sports activities and casual wear. The style code 325213-106 indicates the specific colorway of this Nike Air Max 90 model, providing a sleek and versatile option for women looking for a stylish and functional sneaker.