? Please clean the tray with water before using. The replacement time of the trays is 3-4 months. (Notes: the mouthguard also helps relieve teeth grinding, clenching and bruxism, give you a good sleep at night!). ? Concomitant use with whitening gel (not included). Smear the gel evenly inside the tray, make it come into contact the outer tooth surface. The appropriate dosage of whitening gel is 0.5-1mm thickness. (Please dry the inside of the denture base with soft paper before using gel, so that the coating can be evenly spread.). ? If the tray shape is not made well, you can repeat the process for the second mould. Due to the inaccuracy of water temperature and soaking time, the molding effect of mouth guard is often not good. This product can be re-moulded in 75-90 ? hot water even if it is not formed properly. ? Good thermoplasticity. Soaked in 75-90 °C hot water about 15-20s, it will be very soft at the moment, so the immersion time should not be too long, then place the tray into your mouth and press the bonding surface of tray and gum, moulding the perfect fit for your mouth. ? Made of food-grade silicone, safe, no toxin side effect. Each size (app): Size: 6.5 x 6 x 1.3cm / 2.55 x 2.3 x 0.51". It may comes without instruction, please read the description on listing carefully.

Best Sellers Rank: See Top 100 in Health & Household. Color: 4-pack. Item Firmness Description: Soft. Special Feature: Built in Tongue Scraper. Age Range (Description): Adult. Brand: VECANCE. : B07CPQ8QV7. Manufacturer: VECANCE. Date First Available: April 27, 2018. Product Dimensions: 2 x 1.63 x 0.26 inches; 1.06 Ounces. Is Discontinued By Manufacturer: No.