"The Nike Mags sneaker, the design worn by Marty McFly character in ""Back to the Future Part II"" film and one of only 1,500 pairs made, is seen in this Sotheby's image released on July 11, 2019.    Courtesy Sotheby's/Handout via REUTERS    ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES."
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