Life is better in Seamless! Our Seamless Collection offers a unique and irreplaceable second-skin fit. React Seamless Ombre Legging provides an irreplaceable fit that has made REACT SEAMLESS our best-selling collection. Composed of a custom Nylon and Spandex blend that is flattering while also providing maximum support and durability, this legging is designed to move however you do. Paneling in the front and back is added to wick away sweat and keep you cool during your most challenging workouts.