Known as a “track spike gone road,” the Saucony Endorphin Racer features all of the elements of an ultra-lightweight spike fused onto a high-traction platform. These running shoes are responsive and lightweight with drainage ports to keep your feet dry. Fun, energetic colors wrap up the entire package.Upper: FLEXFILM enhances fit without adding weight. Lightweight mesh provides breathability and flexibility. Midsole: SSL EVA offers a lightweight, responsive ride. Water drainage ports keep feet dry.Outsole: XT-LITE injection outsole provides superior traction.