150/180/240 Nail Files for Acrylic and Gel Nails & Natural Nails: File - Start with this STEP 1 to trim your nails to desired length or shapes like Oval, Square, Squoval, Round, Almond, fit for fingernail & toenail. You can also use them to remove top coat of gel nails and acrylic nails(Tips: 150 grit is rough, 180 grit is medium and 240 grit is fine)
100/180 & 220/280 Nail Buffer Blocks for Natural Nails: Smooth & Buff - Continue with this STEP 2 to smooth and remove nail ridges, reduce scratches by 100/180 grit nail file buffer, buff nail surface for a finer finish by 220/280 buffing block
1000/4000 Grit Nail Filer to Get Shine Nails: Shine - Finish with this STEP 3 to further smooth the nails by 1000 grit side(green side), polish nail surface to create a high gloss shine in seconds by 4000 girt side(white side), which can last one week