Enttgo 2 Pairs, Beautiful Smile,Nature and Comfortable

Warm reminder:1.Please be careful not to use this product while exercising, smoking, eating or drinking hot beverages.2.Do not wear it for more than eight hours at a time.3.Take it off when you sleep or feel unwell.You can refer to the video on how to use itSuitable for both men and women, and participating in various places such as weddings, lectures, chats, parties, birthdays, interviews, etc.