Genuine Czech Glass Nail File Set - Multi-functional Shiner Buffer, Double Sided Different Grit Etched Surface, Manicure & Pedicure, Professional Nail Care Tool MULTIFUNCTIONAL set – Contains 3 pcs. for manicure and pedicure: compact double-sided 3mm thick nail file & shiner (glass nail buffer for natural nails); 3mm thick medium nail file with two different grit surfaces; 4mm thick large nail file with etched surfaces. GOOD HEALTH OF YOUR NAILS - Won't chip, tear or split nails. Gentle surface allows your nail care to be easy, smooth and most importantly safe, without damaging your nails. Better than emery boards and paper nail files. Professional manicure and pedicure without extra costs. TAKE IT ANYWHERE – Use it when and where you want. Use it in a bath or in a chair, at home or while travelling. No batteries or spares - just wash it, dry with a towel and use it again. Protective sleeve sheaths for each nail file included, easy to store or bring with you on the go. PREMIUM QUALITY - Bohemian crystal glass nail files kit is double sided and made of premium quality Czech crystal glass. The grit board is permanently chemically etched (acid engraving) on both sides of the glass, so it will not degrade over time and will a lifetime. Effective filing surface allows for precision shaping.