The adidas Ultra Boost SL Blue Grey is a sleek and stylish running shoe that combines comfort and performance. The shoe features a Primeknit upper that provides a snug and supportive fit, while the Boost midsole delivers responsive cushioning and energy return with every stride. The outsole is made of Continental rubber, which offers excellent traction on both wet and dry surfaces. The Blue Grey colorway is a versatile and understated option that can be worn with a variety of outfits. The shoe was released on June 23, 2019, and retails for $180. Whether you're hitting the pavement or just running errands, the adidas Ultra Boost SL Blue Grey is a reliable and comfortable choice.