Our Health Neck Strap contain a composite knit, gel layer. It can help regulate the balance of various elements in the body through its effect on the neck, promote human health, maintain neck temperature, relax the neck, reduce stress, can stimulate neck acupuncture points, promote better blood sugar control. The way to use it is simple: open the neck strap, wrap it around your neck, and stick Velcro on it. Can stimulate the neck points, adjust the balance of elements in the body, relax the neck, relieve pressure.