4 Way Ultimate Nail Shaper has four surfaces, color coded for easy step-by step use, for filing edges.
Follow the numbered steps for ease of use:
Step 1: Use the coarse grit to shape nail.
Step 2: Use medium grit for final shaping.
Step 3: Use medium fine grit to neaten the nail edges.
Step 4: Use fine grit to smoothing the nail edges.