The adidas Ultra Boost 4 Triple Black arrives in a color palette featuring a ‘Triple Black’ offering that is formed with a sock-like fit of Primeknit application on the upper. This Ultra Boost 4 by adidas features a low-top silhouette entirely adorned in a deep black shade. Texture contrasts are prevalent with matte-finished cage overlays and heel support systems in plastic. The Continental rubber outsole provides traction, while the tonal full-length Boost midsole offers cushioning. Released on December 3, 2018, it initially sold for $180. Additionally, Adidas' Triple Black UltraBoost 4.0 is the latest addition to the iconic UltraBoost line, featuring a sleek Primeknit upper for a sock-like fit and a Continental rubber outsole for traction and durability. The tonal full-length Boost midsole provides excellent cushioning and support for any activity.