here, we'll compare two of the most popular models, the Adidas Ultraboost 22 and the UA Flow Synchronicity ... and springy cushioning from the BOOST midsole, but the new grippy rubber outsole ...

Every product is carefully selected by our editors. If you buy from a link, we may earn a commission. Learn more Adidas’s Ultraboost running shoe line has become one of the most popular athletic ...

Our product picks are editor-tested, expert-approved. We may earn a commission through links on our site. Why Trust Us?

Adidas shook up running shoe construction with the introduction of its proprietary Boost Foam cushioning material ... resources into developing an ultra-plush, speed-focused long-distance racing ...