Nike Alphafly 3 Injury Prevention/Recovery they deliver breathable support and

they deliver breathable support and a clean athletic aesthetic — perfect for both training and casual wear

Midsole: DNA Tuned dual-cell cushioning foam with integrated GuideRails® support

and zero distractions

Typically used on its own during shorter efforts

Advanced optical heart rate sensor

Nike Alphafly 3 Injury Prevention/Recovery they deliver breathable support andThe Nike Alphafly 3 is engineered for peak race day performance, built to help you chase personal bests over half marathon and marathon distances. Combining dual Air Zoom units, a full length carbon fibre Flyplate and a fully connected ZoomX midsole, it delivers explosive energy return with smooth, efficient transitions. Lighter than previous generations and refined for stability, this is Nikes pinnacle road racing shoe. Features: Dual forefoot Air