A spidery cage molded from polished TPU provides architecture without obscuring the streamlined profile of a sneaker bouncing on a bubble of Max Air cushioning. Aerodynamic tooling around the sole underscores the streamlined profile that's kept it a sneakerhead icon since its 2000 debut. Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Pull-on sock upper. Visible Max Air unit in the heel provides clear Air-Sole cushioning. Synthetic and textile upper and lining/rubber and synthetic sole. Original box - no lid.