PWRRUN cushioning is softer and lighter than ever (almost 30g lighter). PWRRUN formula creates a thicker cushioning stack with less weight so you run with the best suspension. Frictionless from heel to toe. New heel and forefoot beveling makes your roll and run smoother. With a deeper, pre-shaped midsole, you sit in the shoe, not on top of it, and experience an incredibly personalized fit. 8mm Offset.