Thank you for viewing! You can purchase this item directly! Brand new, unused, and free shipping nationwide! ◇◆ Special Set Discount! ◇◆ We offer a great discount for those who purchase 2 or more items! (You can also combine with other products!) 2 items purchased: 100 yen discount 3 items purchased: 200 yen discount 4 items purchased: 300 yen discount If you'd like to take advantage of this, please comment before purchasing! 【Product】 This mouthpiece can solve various dental problems and easily give you whiter, more beautiful teeth! It allows you to change your image. Recommended for those who are concerned about: Misaligned teeth, gaps between teeth, staining Tooth color, missing teeth, etc. 【Contents】 1 upper and 1 lower mold, 2 material pieces 【Material】 EVA resin, safe for the mouth 【How to Use】 ① Soak the material in hot water for about 10 seconds to soften it. ※ Be careful as it may shrink if the water is too hot. ② Once softened, place it on your teeth and press firmly. Press firmly on the front and back of your teeth with your thumbs to mold it. ③ Press for about 1 minute and gently remove it from your teeth. Cool it in cold water to harden and whiten it. ④ Cut off any unnecessary parts with scissors, and it's done!