Nike Sportswear introduced their Engineered Mesh material earlier this year to the delight of many who were feeling the new look it gave the classic Air Max runners. But we can't forget about NSW's Essential series which has also been booming as of late. Here, we get a look at several colorways of the Air Max 90 in Essential form, all set to drop in the new year. Check out photos of each and hit up Titolo to pre-order your favorite pair(s).