● High Quality Brush Tips: The brush tips are made of quality nylon material, soft and durable, easy to paint with intact brush tips.
Water Coloring Brush Pens, Painting Brushes, for Water Soluble Colored Pencil, WhiteSize: about 120mm long, 13mm wide, large brush tips: 20x5mm. Then, squeeze the barrel gently to wet the brush tips and dip into your solid watercolor pigment to start your watercolor painting.● Usage: The water brush pen can easily turn the watercolor pencil into watercolor paint with not seperated water bowl needed, and also often work with water-soluble pigments, watersoluble pencils crayons or ink. ● Easy to Use: Just twist the watercolor brush pen to unscrew it, and add water(about 2/3 volumn) to the barrel.