[What A Professional Nail File Set: Teenitor 6pcs Nail File and Buffer Set contains up to 9 different grits files more choice more professional. Compare with 4 side buffing block our nail files set will fine smoothing your nail and provide you excellent salon experience sturdy and can last for a long time use 150/180/240 Nail Files for Acrylic Nails 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 "These Emery Boards for Nails Also A Great Choice for Women: Teenitor Nail Files Set are made of emery board and EVC sturdy and easy to clean could be rinsed with antibacterial soap & disinfect. A terrific choice for girls women or elder who love nail care to exchange or sent in Birthday Valentines Mothers Day Christmas& Halloween" Four Shapes to Choose: We provide 4 different shapes of Teenitor nail files set in our store this set is Rhombus Shape the most classic shape.You also can find other 3 shapes like Half Moon Straight or Rectangle in Teenitor Store]