An update of an already successful and high performing shoe. The materials of the upper have been improved and the technology in the bottom of the shoe has been maintained for a shoe that brings more to the table, while paying homage to what made it great in the first place.These shoes deliver high stability through solutions that reduce the rate of pronation, and also ensure both comfort and cushioning.There is a Stability Web optimal arch that offers rigid, yet lightweight, support all the while preventing midfoot flex.This shoe also features N-Ergy technology. This is made up of a resilient engineered elastomer which manages shock absorption and responsiveness that delivers a better ride. Acteva Lite is 24% lighter than standard midsole foam, giving the shoe more agility while still offering optimal compression properties.Abzorb is the midsole foam that provides the shoe with comfort and performance, as well as isoprene rubber that enhances the ride. There is also an NDurance rubber compound for greater durability in hard wearing areas.