10kg/m3 is for normal use, for cleaning the glass, ceramic, mirror, etc the smooth surface.
12kg/m3 is for leather sofas, car seat, leather bags, leather shoes, and old stains or dirt
16kg/m3 is for walls, floors,steel, the hard surface, especially the uneven surface.
Based on the Physical Absorption Principle to clean stains! Working as thousands of tiny vacuum machines to absorb the stains from the uneven surface. Needs water only, works fast to remove stubbern stains and old dirts.
How to use
1. Absorb water with Magic Melamine Eraser and Squeeze out gently.
2. Gently rub eraser on dirty surface to remove the dirts and smudges. 3. Rinse the dirty eraser with water after use and dry it. 4. Dispose of properly after multiple uses. 5. It can ge used with different sizes by cutting with knife or scissors according to purpose.