Water filling pipe brush

Watercolor coloring brush pens, set of watercolor brushes water-soluble water-based tips high-quality nylon tips stay intact do not spray or spread or stain during use easy to use: simply press the brush to easily control the flow of ink or water. for use, mix with water, add ink to the tube, and enjoy! (Note: please make the water less than 2/3 of the pen's volume when filling water into the pen) easy to clean: just rinse with water after use versatile: can be used for solid colors or powder pigment, and can be used with aquash watercolor pens, markers, and pencils for spreading and smoothing colors mix with water or add ink to the tube and enjoy! great for solid colors or powder pigment, use with aquash watercolor pens, markers, and pencils for spreading and smoothing colors. made of high-quality nylon that holds its shape and does not spray or spread or stain. brush type: pointed tip brush / flat tip brush package weight: 80 grams / 0.18 pounds color: transparent materials: plastic packing size: 19*10*1.5 centimeters