Excellent used condition Men’s size 9 The adidas Yeezy Boost 700 'Inertia' is part of the Yeezy Season 8 lineup that launched March 2019. The 'Inertia' colorway showcases the original 700 upper, with a heavily paneled construction made with premium suede, mesh and smooth leather sections. Cast primarily in cool grey tones, the sneaker includes hits of Tangerine for contrast. The shoe's signature chunky midsole is equipped with full-length Boost cushioning for responsive comfort.