The square-shaped paper nail file is perfect for manicure and polishing the natural nail plate, as well as acrylics. This particular file features two different sides with grit levels of 100 and 180, providing the flexibility to shape the natural nail and prepare the surface for acrylic or gel application. It is made from high-quality paper material, ensuring safe and effective use. Each package contains 25 pieces, ideal for professional or home use.