The classic representative is Nike Air Max 2012 shocks technology. All road cars have shock absorbers that give a smooth ride. With this concept, nike free run 2 applied shock-absorber-like columns on the heel area of their shoes, which gives the runner something very similar to an independent suspension of a road car. The effect has more traction and cushioning that adapts to where it is needed.However, Nike shox shoes have changed their mind to new technology after year development. Be relative to traditional technology, the Nike Free Run 3 Shocks NZ 2.0 SI is the symbol of new shoes. It is very comfortable and very stylish. The combining of black and Sprinter Green is one of the greatest color schemes, which is simply yet bold, at the same time is futuristic yet old school. For heavy runners and walkers, the Nike Free Run Shoes Shocks NZ 2.0 SI is great. If you are a big man, it will work a lot better than the Nike Max Airs. If you have never worn Nike Shocks before, then you will need to know that the shoe is not as comfortable and durable right out of the box.Even so, NIKE FREE RUN+ 3 WOMEN has never given up Nike Air Max shoes, from Air Jordan shoes become popular, and Nike has introduced new pair each year. The Nike Free Run 2 Turbulence+ 16 is another show, which not only looks great