* Nail file to last you a lifetime * Perfect for traveling * Made with echo friendly materials * Beautifully packaged making it a wonderful for gifting A sleek and deliberately no-nonsense design meets superb workmanship created from the finest stainless steel. Because of their extra thin styling, these beauty accessories fit perfectly in your hand. The file is driven at equal intervals in a total of three directions, diagonally to the left and right and horizontally. Nail files are made from a thin stainless steel plate, about 1mm thick. Each blade of the nail file is sharpened by hammering a piece of steel called a "chisel." This process of sharpening the blade is called "sharpening." The craftsman sharpens the file, adjusts the strength of the sharpening machine, and drives the file blade into the stainless steel plate at equal intervals. The stainless steel is sharpened three times, diagonally left and right and horizontally (three-stage sharpening), and this is done a total