A Copper Tongue Scraper removes more mucous, bacteria and debris from the tongue than anything else and with terrific ease and efficiency. This has been proved through the experience of oriental civilizations that have used tongue cleaners for centuries to have the lowest incidence of tongue diseases & disorders. Copper Tongue Scraper should be made of pure and unalloyed elements such as copper and silver, which impart considerable benefits to the human body. We NEVER recommend cleaners made of processed materials such as plastics. Copper Tongue Scraper are time tested to keep away tongue diseases and have been in use in civilizations for centuries.