It's made of sponge and emery
A set of 10 colored nail buffering blocks, which will provide you with a comfortable nail filing experience.
Small in size, this is ideal for families and travel. You can put them in your handbag and take them with you.
It's a quick and easy way to trim your nails to the shape and length of your waist without damaging them.
Double-sided use, more suitable for fine repair. It can be used to adjust burrs after trimming with coarse sand.