The best time of day is when it's time for your run. These adidas Ultraboost 20 Shoes are built for a memorable trip every time you lace them up. As a first step toward ending plastic waste, the foot-hugging upper is knit with yarn spun from Parley Ocean Plastic. Stitched-in reinforcement provides targeted support, and responsive cushioning gives you the comfort you need to go long. From problem to performance These shoes are made with Primeblue, a high-performance recycled material containing Parley Ocean Plastic and a minimum of 78% recycled material in total.