How do you bring even more ease to a shoe already built around comfort? Turn it into a slip-on. This lifestyle version of the Ultraboost shoes helps you get right out the door. The laceless design is an ultra-clean take on a silhouette rooted in running. Crisscross straps bring extra lockdown to the soft adidas Primeknit upper. And with the incredible energy return of Boost, you'll feel fresh on your feet all day.