Nike Air Max 2003 comes with a large air cushioning unit at the heel,which can be seen from the sides.The Nike Air Max 2003 are based on pecial high-tech carbon-based fiber from Japan and it is the first Nike Air Max do not have any foam in the midsole.Features a ventilated support strap on the inside and water-proof breathable,the Nike Air Max 2003 comes provides comfort and durability.Nike Air Max 90 would be aslo be a good choice in 2010.