The Nike Dunk High SP 'Spartan Green' features a simple two-tone palette reminiscent of the 1985 Be True to Your School series. In this case, the white and green design, executed on a leather upper, takes inspiration from Michigan. . State. The high top uses a mesh tongue for breathable comfort, accented with a woven Nike tag for an OG aesthetic. The kicks dropped in stores less than a week before the 'Michigan' Dunk, completing a theme of intra-state rivalry.