-The product stretches the muscles at the end of the lips, which can help you have a bright smile and a good impression.Practice smiling every day to make it easier to laugh and make your lips more natural afterwards. Our products are very suitable for flight attendants, service workers, and expressionless people.-Use anytime, anywhere: Whether in front of the mirror, in the bathtub or at other convenient times of the day, it can help shape the overall appearance of your oral cavity.The perfect gift, suitable for birthday parties, birthdays, Christmas, weddings, Mother's Day and Father's Day, anniversaries, etc.Specification:Item Type: Face Smile TrainerMaterial: SiliconeColor: Green, OrangeWeight: Approx. 28gPackage list:1 x Face Smile TrainerNote:1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.2. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding.