British Rapper Pays $37,500 For Marty McFly Nike Shoes

British rapper Tinie Tempah became the first person to own a pair of the Back to the Future self lacing shoes from Nike. The shoes, First worn by Marty McFly (Michael J. Fox) in his jump to the year 2015 debuted on Friday with the name “Nike Mags.”

While the shoes are now selling on eBay in the four digits range, Tinie bought his pair at a charity auction in LA and with the shoes he received a “plutonium case” featured in the movie.

A spokesman for the rapper says he’s a serious shoe collector and fell in love with the sneaker the moment he laid his eyes on them.

All money from the charity event goes to benefit the Michael J. Fox Foundation.