1- It is used to fill the lines and keep the lipstick from leaking outside the borders of the lips.
2- It can also be used alone without using lipstick.
3- The pens are German-made, made of the best types of wood that do not break or crack with the sharpener.
4- Its texture is easy to spread, its pigment is high, and its durability is long.
5- It is gentle on the lips and does not cause them to peel or dry out.