Mens Nike Alphafly 3 25551 Refined Heel Collar: Updated for

Refined Heel Collar: Updated for a plush

more efficient transition through the gait cycle

injecting the franchise with more energy and protection while maintaining the trusted fit that made it a cult favourite

A shoe to do-it-all

Frame is snug and lightweight

Mens Nike Alphafly 3 25551 Refined Heel Collar: Updated forMeet the latest Alphafly 3 the third gen game changer that flipped the script on marathon racing. It's dialed in for marathon speed, ready to take you places you never imagined. Three killer techs are on your side: two air zoom units rocketing you into your next move, a full length carbon fiber plate propelling you forward, and heel to toe ZoomX foam for a much smoother transition. soft and stretchy, supporting you multi directionally and is more