A high quality glass nail file Microfine, almost satiny filing surface is very gentle on nails Nails are protected as they are filed while leaving not a trace of a split at the nail edge Provides a smoother finish & keeps nails healthy Features very low maintenance which will last a lifetime if used carefully Acid-proof, sterilizable Handcrafted in Switzerland The quality of this item in a slightly damaged box is as fresh & genuine as the original packing