Made of nylon synthetic wool, the texture is harder, and the material flows smoothly and has moderate saturation. It is an ideal painting tool for beginners.The aluminum-plated copper pen tube is full of art, the surface is bright and texture is good, it is not easy to rust and not easy to fall from the barrel.The length is moderate, the hand feel is good, and the workmanship is delicate and smooth.The pen is not cracked,even soaked in the water for 24hours.which solves the problem of beginners in choosing brushes and meets the requirements of painting professionals for brushes.colour:Gray hair, wood rodApplication: water color, acrylic, oil paintingSpecifications: 2#, 4#, 6#, 8#, 10#, 12#,Note:Please be noticed that they are tools, with no liquid inside.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Please allow slight dimension difference due to different manual measurement.