Women's Altra® Vanish Pulse: Tap into your speed with a shoe designed to feel light fast and connected to the road. The Vanish Pulse delivers a responsive low?profile ride built for tempo runs and race day with an all?new FAST PCE midsole that adds pop without unnecessary bulk. A low stack height paired with a durable rubber outsole keeps you close to the ground for confident traction and road feel while the breathable wide?gauge knit upper keeps airflow high and distractions low. Finished with Altra's signature FootShape™ fit and a zero?drop platform the Vanish Pulse lets you move naturally and efficiently when speed matters most.