Built on a superfoam-fueled guidance system, the Tempus is the key to a smoother, faster run. Get max energy return from a core of PWRRUN PB cushioning, while a contoured PWRRUN Frame supports and propels you to a snappy takeoff. With signature midsole geometry and an unbeatable fit, the result is just the kind of ride you’ve been waiting for. Features PWRRUN PB Saucony’s premiere cushioning material. Made with pebbled PEBA polymers, creating a lightweight midsole with exceptional energy returns. PWRRUN FRAME Midsole support to assist your foot landing, and with it's curved shape provides a snappy transition as you take off FORMFIT Designed to hug every part of your foot for a personalised fit and feel. XT-900 Premium carbon rubber outsole, offering exceptional traction and high-wear properties. SUSTAINABILITY This style is vegan and contains recycled materials.