The Nike Air Max was introduced in 1987. The Nike Air Max 87 was the first of its kind and the official start to when Nike was taking over the running shoe market. When the first Nike Air Max initially released, it caught the eyes of many people because it uses a large air cushioning unit at the heel which is visible from the side of the midsole in most models. This special design is also used to all the models of Nike Air mix. Different types of nike Max have different cushioning designs, such as “Air max 2”, “Tube air”, “Total air”, “Tuned air”, “Zoom air” etc. All the air cushioning designs is visible. Some people even wanted to squeeze the air unit to see whether or not it was for real. Nowadays, the Air Max is very popular in the world market.