The adidas Ultra Boost 4pt0 Gray Three is a pair of running shoes dressed in a gray color scheme. This 4pt0 sneaker has a Primeknit upper for both breathability and flexibility. It is equipped with adidas’ Boost midsole, designed to ensure equal energy transfer with every step. Additionally, it features the Torsion System for stability around the midfoot and a FITFRAME 3D-shaped heelcap for stability around the heel. A Continental rubber outsole rounds off this pair’s design. The adidas Ultra Boost 4pt0 Gray Three first appeared in the market on November 17th 2017. At the time, its retail price was $180.