Lace up and get ready for your best performance yet with the Nike Alphafly 2. Designed for smashing your personal best on those tracks, the fit comes in iridescent tones of pink, with breathable Flyknit being a lightweight but durable choice for the uppers. Zoom Air units sits below, working in tandem with a full length Zoom X foam midsole to deliver optimal levels of cushioning and responsiveness from forefoot to heel. The fit is also equipped with a carbon fibre unit too, for smooth transitions up and down those trails. To sign things off, a rubber sole underfoot ensures that you tackle uphill terrain with ease. DN3555-600, Textile & Synthetic Upper/Synthetic Sole.