These are suitable for fingernails, toenails, natural nails, acrylic nails and false nails，dog or pet grooming These tools can be cleaned with water, quick & easy to clean and used repeatedly. 6 PCS Nail Files: Material:Sandpaper + EVA Sturdy and durable, not easy to break or bend 100 grit for filing and roughing up hard or thick fingernails and toes, a excellent choice for artificial nails。180 grit for smoothing up nail edge with refined，a excellent choice for natural nails。They work quickly to trim or shape the acrylic nail 6 PCS Nail Buffer Blocks: Material:sand surface sponge The colorful sanding buffer blocks with 4 emery sides, each side with 120 grit sanding surface, ideal professional manicure tools for filing and smoothing acrylic nails, fake nail tips, natural finger or foot nails, suitable for nail salon, nail competition, makeup studio or home use 2 PCS 7 Ways Buffers: Material:Sandpaper + EVA 7 Surfaces with different level of smoothness are designed to combine nail file and nail buffer together. Ideal for trimming your nail sharp and length, removing nail gel, filling and buffering nails, grinding off UV gel or acrylic nail, etc.