Sponge teeth whitening

Sponge teeth whitening

It is cleaner to remove the dirt without damaging the surface of the tooth enamel. The identity of the sponge is very fine hair-like sponge of ultra-micro, of industry attention material "melamine foam".

Its size only 0.2 microns (1 micron = 1/10000 of hair)! Remove the stain and dirt that melamine sponge of special processing is jammed to the ultra-fine grooves in the surface of the teeth that can not be dropped in the toothbrush!

You just, just rub lightly with the water! Shining to whiteness! Coffee / wine / tobacco / recommended for those who suffer in the yellowish color, etc.!
• Hiroshima patented patent number 3783039