NO SPREAD OR SMEAR: High quality nylon hair brush tips that stay intact and does not spray, spread, or smear while in use EASY TO USE: Simply to squeeze barrel to easily control the ink or water flow. To use, blend with water, add ink to barrel and enjoy! (Note: Please make the water less than 2/3 of the pens volume when filling water into the pen) EASY TO CLEAN: Just clean it with water after used MULTI-PURPOSE: Can be used for solid colors or powdered pigment, use with aquash watercolor crayons, markers, and pencils to spread and smooth colors Blend with water or add ink to barrel and enjoy! Great for solid colors or powdered pigment, use with aquash watercolor crayons, markers, and pencils to spread and smooth colors. Made with high quality nylon hair brush tips that holds its shape and does not spray, spread or smear. Hair Type: Point tip brush / flat tip brush Package weight: 80g/ 0.18 lbs Color: transparent material: plastic Packing size: 19*10*1.5cm Package Contents: 6 x Watercolor Brush PensOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.