The paint of marker pen is volatile and can be used for one-time quick drawing. It is often used for designing articles, advertising slogans, poster drawing or other artistic creation. It can draw thick lines with little change. The box head pen is a kind of marker pen. The marking pen is also divided into water-based ink and oily ink. The water-based ink is similar to the color pen, and is the content without oil essence. The oily ink has an oil essence component, so it has a stimulating taste and is easy to volatilize. If the paint on the toy falls off, you can use a marker to make up the color.

A marker is a pen that can write marks or marks on one or more materials such as paper, wood, metal, plastic, ceramic enamel, etc. The marker is divided into oil marker and water marker. The water-based marker can write on a smooth surface or whiteboard, and can be wiped off with a cloth (whiteboard marker), while the oil-based marker is not easy to erase.