About This 150 grit nail file(Coarse ); Ideal for reducing length and removing excess product fast. EDGE design provides firm control for precise shaping. 180 grit nail file(Medium); Ideal for shaping, contouring and refining nail enhancements 240 grit nail file (Fine); Ideal for smoothing artificial nails and shaping natural nails before apply nail polish 100/180 grits nail buffer (Medium/Coarse); Ideal for removing scratches and refining nail enhancement surfaces. Leaves enhancements ready for nail lacquer or gel top coats, and for high-shine buffing. 220/280 grits nail buffer (Ultra-fine); Ideal for removing nail imperfections, smoothing enhancements and improves adhesion. Gently removes non-living tissue around cuticles to help prevent lifting 1000/4000 grits nail buffer (High shine); Design with soft foam core for gentle, cushioned buffing.For a fast, brilliant, glass-like shine on gels and acrylics Overview Color : As Pictued Material : Ethylene Vinyl Acetate (EVA) Brand : BTYMS Model Name : 150,180, 240, 100/180,220/280, 1000/4000 Grit Nail Files and Buffers Grit Type : Coarse/Medium/Fine/Shine