These are premium quality athletic wear, specially designed for Yoga, Pilates and similar activities. Designed by a yoga instructor, it has premium features such as high spandex content for stability, shape retention and comfort. They conform to body shapes and positions making you focus on the activity rather than the wear. The 3 inch band along the waist offers superior comfort and the original LYCRA adds to the stability over repeated usage. One of the best yoga pants you can find.