specification: Item Type: Eyebrow Mapping String_x000D_Material: Cotton Thread_x000D_Single Eyebrow Mapping String Length: Approx. 20m / 65.6ft_x000D_Thread Color: Black_x000D_Uses: Make up, position symmetrical eyebrows before microblading eyebrow tattooing Features: 1Eyebrow Marking: Use before makeup and microblading, help quickly and accurately draw symmetrical eyebrows, solve customers' troubles with asymmetric eyebrows. 2Easy To Cut: The pre inked string of suitable length can be extracted at will according to the need. The string box comes with cutting tool, which can cut the string easily. 3Simple Operation: The string is 20m long, and it is pre inked. The string can be extracted without opening the wire box. Simple and safe to use, and there is no need to worry about the ink spilling. 4Easy To Clean: Just wipe it off with makeup remover, safe and no added ink thread, non irritating, simple and reliable, can be used with confidence. 5Portable Design: 2pcs of eyebrow mapping string are available, enough to meet your use needs. Small and light, easy to carry, suitable for beauty salon. PackageList: 2 x Microblading Brow Mapping String