Under Armour Micro Pulse II Running Shoes Womens White Purple Innovative UA SpeedForm technology for zero distraction. Seamless heel cup with silicone grip for a locked-in, anatomical fit. Smooth ultrasonic weld seaming with Bemis tape for next-to-skin support and comfort. ArmourVent mesh for true breathability in a light, stretchy, durable, fast-drying fabric. 4D Foam footbed for added cushioning and moisture-wicking.