PEACE OF MIND PROTECTIONProtect teeth from grinding at night to protect dental health. COMFORTABLE EXPERIENCEWorry-free to wear at night and does not affect breathing. TEETH GRINDING MOUTH GUARDEffectively relieve teeth grinding at night and protect dental health. TEETH GRINDING MOUTH GUARDIt fits the mouth gently and has no foreign body sensation when worn for a long time. HOW TO USE:After cleaning your mouth, put the molar mouthguard into your mouth. Bite gently with your teeth and adjust to a comfortable position. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 87 hours Hope you have a pleasant shopping experience!