This particular file is paper-based and has a banana shape, ideal for shaping nails and protecting the cuticles from injuries. With a hardness of 100/100 on each side, it is perfect for shaping the side walls of artificial nails, offering easy application to the desired shape. However, its use is not recommended for shaping the body of the nail, as it may cause deep grooves. Additionally, the file is washable, facilitating disinfection and maintenance throughout its use.