I was interested in this product after seeing it in an online commercial, and I bought it. I've only tried it on once or twice. The product itself only. --- About this product: A belt that supports the lower back. Easy to put on, just pull the string lightly. This product is highly recommended for those who have tried various methods without success. By wearing the Gardner belt, you can spend your time with your abdominal muscles lightly engaged. Works in various situations: This product has excellent functionality. It is lightweight and breathable, and can be worn all year round. It is also designed to stay in place during work or sports, and you can easily adjust the tightness while wearing it. You can use it for jobs in the transportation industry, farming, jogging, weightlifting, volleyball, and other exercises. It is also machine washable in a laundry net.