Brand new, unused item with tags. Nike Air Max Dn 27cm No box, item only. Manufacturer's Description: The Air Max Dn features a Dynamic Air unit system with dual-pressure tubes. You'll feel the responsiveness with every step. A futuristic design has been born that's comfortable to wear day or night. Experience a mind-blowing level of comfort. Maximum Movement The unique Dynamic Air unit system uses two sets of dual-pressure tubes. Pressure is adjusted so that the heel is the firmest and the midfoot is the softest. As you step, the amount of air in the tubes changes, allowing for smooth footwork. Maximum Comfort The upper uses a multi-layered mesh, providing lightweight and excellent breathability. 3D printing creates a textured style. Comfortable foam wraps the cushioning system, providing unparalleled softness and support. Maximum Energy A comfortable, skin-friendly design for the entire foot. It delivers excellent responsiveness for performance, supporting any movement with energy. Going to a concert is a type of sport.