Sea Band MAMA Acupressure Wristbands is an excellent natural, drug-free solution. The wristband works by putting pressure on the P6 also known as Nei Kuan to provide instant relief from nausea or vomiting. The best part is that the wristbands can be used anytime and multiple times, thus providing nausea relief in the safest possible way, without the potential side effects of drugs and medication that may cause unintentional harm to you and your baby.