








K-Swiss celebrates its performance tennis heritage with the reissue of the si-defier 7.0. Originally worn EXCLUSIVELY by the championship doubles team at the 2000 french open, the si-defier was part of the innovative 7.0 system, featuring advanced technology and innovative design. Details include 7.0 system badging, a leather upper, and unique molded 5 stripes. This is a nostalgic piece of history, brought out from the archives to highlight our passion for tennis innovation and to showcase authentic bold and chunky sole statements.
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