Adidas Womens Ultraboost 19 Running Shoes Black B75879 Low Top Lace Up Mesh 8.5 Adidas Ultraboost 19 running shoes in sleek black and gray. Featuring a lace-up closure and low-top shoe shaft style, these shoes are designed for a comfortable and secure fit during any running activity. The synthetic upper material and mesh fabric type provide breathability and durability, while the M shoe width ensures a wide range of comfort.