What do the letters and numbers on the marker mean?

The letters and numbers on the marker pen represent the color number. The letters and numbers on different brands of marker pens may be different.

Marker pen, also known as marker pen, is a kind of drawing pen specially used for writing or painting. It contains ink itself and usually has a pen cap attached. It usually has a hard tip.

The paint of the marker pen is volatile and is used for one-time quick drawing. Often used in design items, advertising slogans, posters or other art creations. Can draw thicker lines with little change. Box-tipped pens are a type of marker pen. Nowadays, marker pens are divided into water-based and oil-based inks. Water-based inks are similar to color pens and do not contain olefins. Oil-based inks contain olefins, so they have a pungent smell and are easier to evaporate.