Made of high quality non-woven, firm, durable and long service life.
Don't need ink, dip the brush in water and then write, the writing is black.
Save paper, save ink, save money, durable, can be used repeatedly.
No staining, no penetration, no melting, smooth surface, smooth writing, relatively easy to control.
Not easy to deform, stronger and thicker, and is not easy to break.