Item Type: Microblading String Material: String, liquid Shelf Life: 3 Years Single Eyebrow Line Length: Approx. 20m / 21.87yd Single Ink Capacity: 2ml / box Storage: Please keep in cool and dry place. When not in use, please sealing the bag.1Accurate Eyebrow Drawing: The process of drawing eyebrow shape is faster and more accurate than scribing pen and scribing blade, and drawing delicate eyebrow shape. 2Suitable For Beginners: The basic mapping process suitable for all eyebrow designers and beginners, the eyebrow shape designed is more symmetrical and three dimensional. 3Small And Portable: Eyebrow mapping string is small and durable, reducing the time for eyebrow design and improving the efficiency of the beautician. 4Convenient Use: Compared with traditional ink cartridges, this ink cartridge draws the thread through the ink cartridge to reduce the trouble of ink leakage caused by mistakes. 54 Kinds Of Colors: Pure and bright colors, clear lines, easy to clean, can be cleaned with wet wipes or alcohol cotton, leaving no traces. 5 xMicroblading String