Ultraboostshelp with flat feet, but there are better shoes for flat feet. Any athletic shoe will help with flat feet as far as I know, so it would still be a good shoe to get, plus it’s very comfortable and good looking. Get a half size up from what your size is. Im not a flat foot expert though so I suggest going to a running center near Ifyou’re into running and want to stay with Adidas, we’ve reviewed some really good Adidas running shoes. Overall Comfort. The overall comfort is the main factor when people are purchasing a Boost shoe. For me, the least comfortable one has to be the Adidas NMD. The NMD just doesn’t feature any of the UltraBoost material. AdidasUltraboost 21. Official Price: $180 Review: The adidas Ultraboost 21 is a performance-running silhouette from German sportswear manufacturer adidas.First teased in August 2020, the model was released in a handful of colorways on February 4th, 2021.The Adidas Ultraboost 21 is a heavy, firm but cushioned trainer with a durable BestFeature: An idea winter sneaker. 2. adidas Ultra Boost 1.0 SNS Tee Time. A deadly collaboration of adidas and Sneakernstuff releases the gold-inspired Ultra Boost runners. Flaunting black and blue tab holes on the sneaker tongue, these silhouettes look spectacular with SNS branding on the heel tab and aglets. TheUltraboost innovation is designed to deliver a natural running motion while also having the foam technology to absorb more energy from your foot strike than ever before. Adidas specifies a 20% increase in energy return with the Boost midsole technology. For Overpronators, you might look to the Ultraboost ST. Thisis the Ultraboost Light technology, about 30% lighter than the Ultraboost midsole technology that they had been using prior. It's also supposed to give you about 4% more energy return. So, still kind of walking that line, but doing it in a positive way—obviously lighter being the focus there. Simplyput, the Ultraboost PB is a stripped-down version of the Ultraboost 20, without sacrificing any of the cush. For comparison, the Ultraboost 20 weighs 12.9 oz. (366 g) while the Ultraboost PB comes in at 11.3 oz. (321 g) for a US M10.5. Not lightweight by any means, but clearly the PB has been sticking to its New Year’s resolutions on ThomasHengge Running Shoes & Gear Shoe Guide The Best Adidas Ultraboost Shoes Have Style and Substance With their Boost midsoles and stylish uppers, Ultraboost shoes offer high performance YL2CX.