What do you get when you combine the speed of a racing flat with the cushion and durability of a trainer? The springy, quick Launch 6. Happy miles to you. Specs SUPPORT Neutral MIDSOLE DROP 10mm WEIGHT 9oz / 255.1g ARCH Medium, High EXPERIENCE TYPE Energize TECHNOLOGY BioMoGo DNA USE Road Running What’s New Updated midsole with additional foam under the forefoot offers a longer-lasting energizing run experience Springy Cushioning BioMoGo DNA midsole cushioning and rebounding rubber create a springy feel underfoot. Quick Transitions The Midfoot Transition Zone is shaped to go from heel to toe quickly. Lightweight Fit The one-piece mesh upper and internal bootie are so light and breezy, they feel like they're not even there.