Nike Air technology debuted in 1979 but became observable with Nike's Air Revolution in 1987. This initiation was called Max Air(TMark); it enables the most cushioning of all Nike Air merchandises. What started as a single version in 1987 led to running shoe frontiers with versions like the Nike Air Max 360, 2010, Moto, Tailwind and many more. No matter you purchase one or more pairs of Nike Air Max Shoes, the shipping fee always is the same. So the more you buy, the more cost-effective you can own.