New Teeth Eraser is a New Hot Selling Product that we develop with Utra microfiber tech. Each particle is much smaller than ten thousandth of a hair strand, and works fast to absorb the stains from your tooth surface. It is the most effective against stubborn stains and plaque caused by smoking, coffee, iced tea and more. Removes stains from tooth surface based on Physical Absorption Process! Doesn't hurt the enamel! 3 Main Advantages: 1/ Teeth Cleaning Kit Manufacturer 2/ Remove teeth colors with water only, No peroxide 3/ Remove dark Tobacco/coffees/tea/wine stains in minutes LifeNano is the professional developer in magic sponge application, with its own technology and unique production technology, research and production of all kinds of Magic sponge. Magic eraser, teeth cleaning kit, floor pad, household/kitchen/bathroom cleaning, car cleaning and other innovative products.