Anti-Nausea Motion Sickness Relief Wristbands effectively and SAFELY CONTROLS NAUSEA due to morning sickness, motion sickness, chemotherapy, sea sickness, travel sickness etc. It comes with a pair and wear on both wrists to stop nausea. Apply wristband approximately half an hour to 1 hour prior to travel.choose from orange, black, blue, pink, red or yellow one size fits all. Machine washable and reusable. Controls nausea via acupressure