1. The colors are rich and bright. 2. Part of the color pen shell can also be divided into a number of vertical watercolor tanks, each tank is filled with different watercolors, so that the color pen can write different colors of calligraphy and calligraphy or calligraphy and calligraphy with different patterns at a time.…
1. Type: Monochrome color pen The monochromatic color pen is composed of three parts: the barrel, the nib, and the refill. The refill is filled with color water. 2. Two-color color pen A two-color-colored fountain pen, composed of three parts: a pen barrel, a pen tip, and a pen core. The pen tip is divided…
Color pens can be expressed with lines, such as painting landscapes. First, use a pencil to lightly draw the outline of the tree, and also draw the intersection of the earth and the sky. Then fill the tree with light green and horizontal line segments, Don’t be too dense, be sparse, or you can’t reflect…
