Feature: 1. Ergonomic Design: The texture of the handle is glossy and round, and the craftsmanship of the interface is tightly fastened to the pen tip, which effectively prevents the pen tip from falling off the pen shaft and is not tired after long use. 2. Preferred Material: Refined from selected wolf vellus hair, the hair is firm, glossy, and elastic, with strong water absorption to increase color absorption, fine hair, glossy in use, and uniform and stylish lines. 3. Scope of Application: Gouache, watercolor painting, oil painting, acrylic paint hand painting, suitable for junior and intermediate scholars. 4. Fine Steel Pen Hoop: The steel pipe interface, the texture is glossy and round, the craftsmanship of the interface tightly fastens the pen tip, effectively preventing the pen tip from falling off the pen shaft! 5. Multipurpose: Suitable for nail art and facial painting, very suitable for scale model painting, game studio, rock painting, hobby craft, adult digital painting. Specification: Item Type: Paint Brush Material: Wolf Mill, Wood, Aluminum Tube Quantity: 9 Application: Stroke, Hook Line, Gouache Watercolor. Package List: 9 x Hook Line Pen