There's nothing called 'Too much Boost'! With a powerful bounce back and tech-forward design, the adidas Ultraboost Web DNA gives you comfort and stability with every step. Made with Primeblue for an eco-friendly spin, these runners feature a classic lace closure and Primeknit textile upper to create a locked-in feel. Make every mile feel easy in the adidas Ultraboost Web DNA! Textile lining feels soft against the skin. 50% of the upper is textile, 75% of the textile is Primeblue yarn.