OREAYU Bamboo Toothbrush is made from Organically grown Bamboo Plant, which is 100% Bio-degradable, Water Repellent, Anti-bacterial and Anti-fungal. Upper layer infused with activated Charcoal, which helps in better whitening and prevent foul breath, fighting plaque and bacteria. it is a perfect tool for tongue scraping for maintaining oral hygiene. It effectively restores our taste sensation by cleaning the taste buds and prevents the cause of bad breath. The plaque is formed mainly during sleep , when our digestion process remains active and deposits toxins and wastes onto the surface of the tongue. And if this plaque is not cleaned, it gets accumulated and reabsorbed by the body. This will lead to reduced immunity, digestive problems, affects the respiratory system severely. So this Tongue cleaner is best suited for easy yet effective tongue scraping and helps us to prevent the above problems. This is a product you absolutely can't live without. It's so easy to use and clean. Just place cleaner on the back of your tongue and pull forward gently scraping your tongue. After every pull, rinse the scraper with water, repeat the procedure until you feel clean. Than rinse your mouth with water or mouthwash. Whole procedure will take only 2 min. from start to finish. So little to invest for such a huge benefit. This tongue cleaner is dishwasher safe. This is one size fits all adult and children age 8+. Children under age 8 can use under adult supervision. This tongue cleaner is so amazing it doesn't just clean your tongue and freshen your breath, but improves your taste buds abilities to taste and even your sense of smell, since taste is connected to smell. It prevents cavities in long run and you feel confident meeting people because your mouth is clean and your breath is fresh.