Made with Lycra® Fabric: Since its invention over sixty years ago, LYCRA® fiber set the standard as the world’s best-known spandex fiber brand. Lightweight and nearly invisible, LYCRA® fiber became the active ingredient in our clothes and revolutionized the way we wore them. Whenever it’s used in fabrics, LYCRA® fiber transforms garments into better fitting, durable clothes that move with our bodies, delivering fit, shape and comfort that lasts. Day after day. Wash after wash. Run after run. Swim after swim.