This belt is made of high-tech nano materials and self-heating stones, which has significant functions, helps improve blood circulation and promote metabolism. .The design of this belt is ergonomically designed, which can effectively reduce back pressure, maintain a good posture, protect the spine and abdomen, but also reduce fat and maintain a slim figure. .This waist protection belt is made of high-quality materials, with a fine fabric texture and a soft hand. It is safe and comfortable during wearing, giving you the best care for your waist. .This belt is suitable for a wide range of people, suitable for people with low back pain, sciatica, arthritis, and soft tissue injuries. Office workers, students and the elderly are prone to poor waist, this product is a good gift. .This belt has a high elasticity soft self-adhesive belt, easy to put on and take off, easy to use, and will not feel like a lean. At the same time, the heating is rapid and the effect is lasting. .