Precaution: 1.Dont use it under 3 years old alone. 2.Against Gagging: it is helpful if we start to clean at middle of tongue. 4 Simple Steps To Remove Bad Breath: Step1:Stick out our tongue. Step2:Set the rounded end of the tongue scraper at the back of our tongue. Step3:Pull the tongue scraper forward, toward the tip of our tongue. Step4:Repeat until scraped the entire surface of the tongue. One to two scrapes across the same area is usually enough. Package include: 1*U Shape Tongue Scraper 1*Pink Tongue Scraper 1*Green Tongue Scraper 1*Blue Tongue Scraper 1*User Manual 1*Portable Store Bag/br/brEasy to Use and Clean: Just hold the tongue cleaner with one hand to scrap from the back of our tongue to the front. Repeat several times, Done! Then clean the tools by water, very simple. No special liquid need. Upgraded Design: Flexible, non-gagging design with optimal length - enables cleaning of the entire tongue length.Suitable width can help all people to clean. Premium Quality: High-end polished to perfect smoothness, Soft cleaner head also protect our taste buds, without risk of nicks. Bring 100% comfortable using experience. Two Different Tongue Scraper: Both different shape tongue scraper to satisfy all our need. The U-shaped high-grade medical grade stainless steel scraper is for all people and super easy to use daily, While soft silicon tongue cleaners with 3 differnt color, more gentle for taste buds, suit for multi-place using, such as home, work, school, trip, camping or any other situation. 100% EffectiveOur tongue scraper tongue cleaner is designed with double side curved shape and smooth surface which can thoroughly clean tongue, remove oral dirt, reduce bad breath, improve oral health, and make our breath fresher. The dentist strongly recommends using a tongue cleaner brush every morning and evening to make our breath fresher./br/brGTIN: 190372932662. Best Sellers Rank: See Top 100 in Health & Household. Size: 4 Piece Set. Is Dishwasher Safe: Yes. Material: Stainless Steel. Brand: UWOIST. : B08LGF24MN. Manufacturer: BUZHI. UPC: 190372932662. Package Dimensions: 10.98 x 3.19 x 0.63 inches 2.89 Ounces.