The Staleks nail file is made of paper material and has a straight shape, ideal for sculpting natural nails or correcting any imperfections on acrylic or gel nails. With a hardness of 180/180 grits on both sides, it offers a uniform application and allows for precise shaping work. Its high quality makes it essential for preparing nails before applying acrylic or gel, ensuring excellent results. The package includes 25 pieces, perfect for professional or home use.