These acupressure wrist bands are clinically proven to relieve nausea, motion sickness and morning sickness in addition to helping with post-operative and chemotherapy-induced nausea. They are completely drug free and non invasive. They work by applying pressure on the P6 or Nei-Kuan acupressure point on each wrist by means of a plastic stud that work to restore balance in the body. Used by doctors and in hospitals, it is fast-acting, simple to use, and has the ability to be used over and over again. The plastic storage box is a convenient size, making it easy to keep with you at all times.