Sporting goods stores and fitness equipment stores sell elastic belt. Sporting goods stores, physical stores of sports brands such as Li Ning and Anta, or some professional sporting goods stores will sell various models of elastic belt, rubber elastic belt and elastic rope, and fitness equipment stores such as fitness workshops and gyms will also sell elastic belt. Elastic belt is a small physical training tool, made of natural latex and in the shape of an endless belt. It is also called resistance belt, fitness belt or tension rope. It is a portable and easy-to-use device, which can help improve the flexibility and coordination of the body through different resistance levels, while enhancing muscle strength and physical activity. Elastic belt is not only suitable for general strength training, but also widely used in the field of rehabilitation training, which is helpful to improve posture and enhance cardiopulmonary function.