Nike Zoom Rival DistanceTrack & Field Distance Spikes Mens Sizing. For womens sizing add 1.5 sizes eg 7 mens equals 8.5 women's With a lightweight, breathable upper and cushioned midsole, this adaptable spike dials you in for a wide range of middle- and long-distance races. It takes learnings from the game-changing Dragonfly spike to give you efficient energy return for the tough middle laps and top-end speed as you kick into the homestretch.Cushion for the PushAdded cushioning at the midfoot and heel gives you the comfort needed for longer distances and a smooth, propulsive transition for your footstrike.Lightweight BreathabilitySingle-layer mesh provides lightweight breathability in areas needed most without sacrificing proper containment.Spikes in ProductionFour replaceable spikes offer optimal traction on all track surfaces. Lightweight ceramic aluminum material provides durability.Midfoot ContainmentAn arch band secures the midfoot for a dynamic lace-up fit and supportive containment needed in all events.More Details Ideal for events like 400m, 10,000m, hurdles, long jump, triple jump, pole vault and cross country Cushioned insole
