Pure function for the runner looking to go fast on any surface. The Nike Zoom Forever is the classic update to the Waffle Racer. Unique two-layer mesh upper reinforces the forefoot for appropriate support. Internal midfoot support provides great lockdown. Molded Phylon™ midsole adds low-to-the-ground cushioning. Unique injected rubber outsole with protective film layer delivers great Waffle® traction. Wt. 6.2 oz.