Thank you for viewing. This is a pair of NIKE Air Max 2017. The size is 27.5cm. I used them for about six months, and there is some wear on the soles, dirt, and scratches, but they are still usable. Please understand that these are used items before purchasing. I will disinfect and clean them as much as possible before shipping. Main color: Black Model name: AIR MAX 2017 Dirt, tears, odor, etc.: Yes