NIKE Flyknit Lunar1+ Womens Purple/Violet Athletic Sneakers [Apparel] Leather Lightweight one-piece knit construction for zonal breathability, stretch and support Flywire construction for ultra-lightweight support and comfort Ultra-lightweight, springy Lunarlon cushioning for soft yet responsive shock absorption Blown rubber for durable, firmer cushioning Outsole flex grooves for enhanced articulation, flexibility and a smooth transition