Back to the future! After a long 22 years the Nike Mag is back! The Nike Mag was first featured on the feet of Michael J. Fox’s character Marty McFly in the hit movie Back to the Future. The Mag will be auctioned off on eBay. Only 1,500 pairs were made and 150 pairs will be auctioned off daily between September 8th and September 18th. All proceeds will go to the Michael J. Fox Foundation. The bidding begins at 11:30pm EST, good luck and bid away! Check out some photos of the Nike Air Mag below.