★Dentist-Supervised★ Teeth Grinding, Teeth Alignment, and Mouth Care 【New 3-Step Care】 Dental Mouthpiece For those lacking confidence in their smile, those who want to maintain a beautiful mouth, and those who want to protect their teeth. 【Thorough support with the new 3 steps】Easy mouth care with 3 different hardness levels. Body Material: EVA resin, Case Material: PP resin Contents: New mouthpieces (soft, regular, hard, one each) ※Note: Step 1 has been used (cleaned with Polident). Step 2 has only been tried on. Step 3 is unused. ◉Bonus white mouthpiece case included.