Nike Alphafly 3 Marathon Essentials Adjustable shoulder straps for an

Adjustable shoulder straps for an optimum fit

Featuring the iconic GuideRails™ support system and an engineered mesh upper that balances stretch and structure

Mechanical stretch woven fabric for lightweight comfort

Material Recyclon™ Polymer

Nike Alphafly 3 Marathon Essentials Adjustable shoulder straps for anThe 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