Off White for NikeLab 21Mercer NYC x Nike Air Force 1 Low "Extra Credit". This sneaker is extremely rare and difficult to find for this price. Don't miss your chance to own this extremely rare piece before the prices skyrocket! If you have any questions or would like to see additional pictures, please feel free to message me, and.Thanks for viewing our listing. The item "OFF WHITE NIKELAB 21 MERCER NY x NIKE AIR FORCE 1 LOW EXTRA CREDIT SIZE 11" is in sale since Monday, June 4, 2018. This item is in the category "Clothing, Shoes & Accessories\Men's Shoes\Athletic". The seller is "kickinitnyc_23" and is located in Bronx, New York. This item can be shipped worldwide.