Innovative Under Armour Gemini SpeedForm® technology delivers zero distraction while running while the light, flexible, two-tone mesh upper delivers unrivaled breathability. These athletic shoes features a seamless heel cup with foam collar that offers a locked-in, anatomical fit and molded 4D Foam® footbed conforms to your foot's exact shape, eliminating slippage. The top layer of Under Armour Charged Foam actually adapts to the runner, maximizing cushioning, responsiveness & shock absorption.