7 sides polishing block 7 sides sponge grinding block nail file factory direct sales

step 1: used to repair the edge of the file nail.
step 2: file the flat nail surface in the same direction.
step 3: it is often used to polish the nail surface.
step 4: it can be used to rub the nail surface at any time to make it shiny.
usage:
it has obvious treatment effect on uneven nail surface and can smooth and delicate nail surface. the magical polishing effect can be shown in a short time. use the roughest surface to gently throw several times to remove the nail texture, from the roughest surface to the roughest surface until the soft and fine surface is polished, which can make the nails look very bright, clean and healthy. it can also be used for crystal nail polishing.