The product made of PP handle and white melamine sponge strip. The work part is white melamine sponge strip.It works based on pure physical absorption principle. By using the 4th compressed nano technology, the melamine sponge forms into thousands of nano capillaries after sponge moisturized. The nano capillaries come into special 3D structure and have super strong absorption capacity, they make the sponge automatically absorb stubborn teeth stains from teeth surfaces. No chemical used, No hurt enamel. Eco-friendly.  

So the product clean teeth completely works by the Physical Absorption Principle above, it doesn’t hurt enamel. This makes the Magic Teeth Cleaning Kit completely different from other teeth cleaning products on the markets.