Features:

1.Can brush long lashes.

2.Control thick and thin lashes.

3.Rapid drying into film.

4.Not easy to disperse.

5.Not easily dispersed by sweat.

Step 1
The black color is good, with good extensibility, and it wraps evenly around each eyelash.
Step2
Carbon black is full, layered, naturally dense, and does not knot.