Aketek Watercolor Brush Pens Set of 6 Brush Tips Water Soluble Pencils Brush Pens Markers Solid Colors or Powdered Pigment

DURABLE NYLON BRUSH TIP - Our moderately stiff nylon brush strands do not splay or spread while painting. Brush tips can be easily cleaned with tap water. The fine tips are perfect for outlines and detailed sketches, and the flat brush are better for coloring large areas. UPGRADED EASY TO SQUEEZE BARREL - With the upgraded LEAK PROOF barrel you decide the flow of the ink or water. So you can get a clean smooth and reliable painting no matter what. Using steps: 1. water injection - remove the black buckle, inject the liquid, and then turn on the buckle. 2. NIB moisture adjustment - use paper towels or sponge to absorb stylus moisture, adjust. 3. color method - keep the pen wet enough, dip it directly in paint.(ink can be directly injected into writing.) note: 1.It is recommended to soak in lukewarm water before use and remove the gel on the nib. 2.when filling the liquid, please make the liquid less than 2/3 of the volume of the pen.