Lycra is different from traditional elastic fibers in that it stretches up to 500% and can return to its original shape. That is to say, this fiber can be stretched very easily, but after recovery, it can stick to the surface of the human body with little binding force on the human body. Lycra fiber can be used with any fabric, and Lycra is different from most spandex yarns, it has a special chemical structure, it will not grow mold in a humid and heat-sealed space after wet water, Lycra can be freely stretched 4 to 7 times , and after the external force is released, it quickly returns to its original length. Lycra is versatile enough to add extra comfort to all types of ready-to-wear, including underwear, tailored outerwear, suits, skirts, trousers, knitwear and more. It greatly improves the hand feel, drape and crease recovery ability of the fabric, improves the comfort and fit of all kinds of clothes, and makes all kinds of clothes show new vitality. Lycra cotton has been used in the field of fitness clothes, and the typical representative is the lycra cotton fitness yoga clothing, which is not only fashionable and comfortable to wear, but also integrates the above advantages of lycra cotton, and is more and more popular among fitness enthusiasts.