From everyday errands to exploring the city, these adidas Ultraboost shoes bring undefeated comfort. The adidas PRIMEKNIT upper is designed to hug your feet for all-day support. The BOOST midsole feels like you're walking on clouds. Your go-to shoes for everyday action. This shoe's upper is made with a high-performance yarn which contains at least 50% Parley Ocean Plastic — reimagined plastic waste, intercepted on remote islands, beaches, coastal communities and shorelines, preventing it from polluting our ocean. The other 50% of the yarn is recycled polyester.