Sea-Band Adult Anti-Nausea Acupressure Wristbands 2 Units are designed to relieve motion sickness, morning sickness, post-operative nausea and nausea related to chemotherapy.These acupressure wristbands work by applying pressure to the P6 or Nei-Kuan acupressure point simultaneously on each wrist, using a plastic ball, to restore the flow of energy in the body. This method is quick, simple and can be repeated as many times as necessary. The plastic case supplied allows you to keep the bracelets always at hand.washable and reusable.drug free, no side effects.clinically tested.color and design may vary according to availability.