Ahead of its time in '99, the Air Max SNDR returns—and it still ticks all the boxes. From the neoprene-like material to the zip closure, this innovative sneaker continues to break the mould. Unzip the shroud to reveal '6453', a nod to the last four numbers of Nike's office numbers around the world, which spell out N-I-K-E on the keypad. Benefits * The neoprene-like upper is smooth and stretchy. * The zip closure hides traditional lacing for a sleek look while providing a secure fit. * The Max Air cushioning in the heel and Nike Air in the forefoot add exceptional bounce and comfort. Product details * Foam midsole * Rubber outsole