What is a double brush?

Double-stranded brush is a kind of brush, which is made of two or more different types of hair. The most common is the combination of wolf hair (weasel hair) and wool, as well as the combination of purple hair (purple rabbit hair) and wool. Double-strand brush is characterized by combining the advantages of soft hair (such as wool) and hard hair (such as wolf hair), making the brush strokes both elastic and rigid. This kind of brush is suitable for writing and painting in different styles and sizes, and is very suitable for beginners and experienced calligraphers. The manufacturing technology of double both brush requires mixing the attributes and characteristics of all kinds of hair to achieve good writing effect. Common double-strand brush varieties include double-strand brush sheep wolf and double-strand brush sheep purple.