Lightweight and versatile with a fast ride. A shoe that feels light and speedy adds fun t oevery mile . So we made the launch 9 with streamlined materials and a forefoot desing that propels you forward on race day or everyday runs. We've added more BioMoGo DNA cushioning for a dynamically responsive ride. Redesigned midsole and Green Rubber Outsole help your foot move quickly from heel to toe.Reengineered upper features Creel Warp mesh, designed to be extremely light and breathable.