The Lussoni waterproof trapezoidal diamond file is ideal for smooth finishing of nails, even in the most challenging areas. Made from paper material, it offers ease of use and practicality. It features two sides with different grits of 100/180, allowing for shaping of natural nails as well as smoothing of artificial nails, making it an essential choice for every grooming process. The diamond shape contributes to effective nail work, facilitating preparation for acrylic and gel application.