Use it pink part of file on your nails surface. Poles 10-15 seconds with it white part. Blankpoler then with it gray side lining last finish. Make sure lining always only to press easy with file meet nail. What recommended to make dè three step with 4-5 weeks spaces. It gray surface can you use straight sa often you have bright. The depend dc soft poleringsfil 3-sidet
