•Atomknit 3.0 uppers offer breathability and containment in a lightweight package. Tech Specs The Nike Alphafly 3 is Nike’s lightest Alphafly to date. (I couldn’t believe it either until I got a pair in-hand and compared it to an Alphafly NEXT% 2.) A Men’s 10 weighs 220 grams ...
Jeff is Runner-in-Chief for, guiding the brand's shoes and gear coverage. A true shoe dog, he's spent more than a decade testing and reviewing shoes. In 2017, he ran in 285 different pairs of shoes, including a streak of 257 days wearing a different model. ...