Women's Endorphin Pro 3 - matrix issueReady, set GO! Whether you're sprinting to the finish line or chasing after that personal best time, push yourself even further with Endorphin Pro 3. With its carbon fiber plate and PWRRUNPB cushioning foam stack, your feet will be flying high in no time for an unbeatable speed experience like never before. SPEEDROLL Technology propels you forward effortlessly Toe the start line with a max stack of high performance PWRRUNPB foam cushioning S curve