1. Material: sponge 2. Polish the nail surface to make the nail polish 3. Thick and wear-resistant, can be washed 4. Inner plywood design, high hardness plastic feel, good flexibility 5. Not easy to lose sand, strong and durable 6. Rough surface 100, fine surface 180 7. Dimensions: 17.8x1.2x2.8 cm 8. Weight: about 10 grams
