The Nike Zoom Rival Fly 4 Ekiden Pack Volt delivers a high-energy runner designed for speed and endurance. Specs: Mesh upper for lightweight breathability; Phylon foam midsole for responsive cushioning; Rubber outsole for durable traction; Textile lining for comfort; Lace-up closure for a secure fit; Padded collar and tongue for ankle support; Visible Nike branding on the tongue and heel. This men's silhouette from the Ekiden Pack Volt colorway features a bold volt hue that stands out on the track or road. The Phylon foam midsole and rubber outsole work together to provide a smooth, efficient stride for tempo runs or race day. Wear the Nike Zoom Rival Fly 4 with style code IM8071-999 for your next 5K or interval session where lightweight performance matters.