OG sneakers hold a special place in the heart of collectors around the globe. This year has already seen the Nike Air Max OG Collection?release. Now, word has come that the Nike Air 180 OG ?Ultramarine? will hit shelves in March. The upper, composed of durasheen and suede is an exact replica of the original model, and it sits atop a 180 Air unit that is slightly slimmer than its predecessor. Nike decided on a vintage treated midsole to give it that nostalgic feel. Stay tuned to Nice Kicks for exact release information.