The Nike Air Zoom Elite+ 4 is a lightning fast running shoe that provides an amazingly smooth ride. Breathable upper includes supportive welds where you need them. Zoom Air™ in the heel and forefoot combine with a 3/4-length Crash Pad to offer a smooth landing on fast runs. BRS 1000™ outsole with Duralon™ and Waffle Fill® provides cushioning and traction where it's needed most. Wt. 9.4 oz.