- : 1. ** Accurate outline ** : The lip liner has a meticulous pen design, which can accurately outline the outline of the lip, define the lip shape, and make the lip makeup more three-dimensional and perfect. 2. ** Anti-smudging ** : Its waterproof and anti-smudging features can ensure that lip makeup will last for a long time, avoid lip gloss opening or fading, and maintain a clean and clear appearance. 3. ** Rich color selection ** : There are a variety of colors to choose from, can be use