Inclusive usage Suitable for artists of all levels, from exploring colors to professionals creating intricate pieces. Includes watercolor paint pens and water color brushes for adults. Precision and detail Delicate lines and vibrant pools of color enable intricate designs and beautiful color blends. Works with water color brushes and watercolor brush markers for watercolor. Easy flow control Adjust ink or water flow effortlessly for a seamless painting experience tailored to your needs. Ideal for use with watercolor pens and general painting supplies. Watercolor brush markers feature Watercolor brush markers let you decide the flow of ink or water, delivering a clean, smooth, and reliable painting experience. Portable paintbrush convenient for onthego projects. 23 practical use scenarios Illustration and fine line work: create precise outlines and detailed shading in portraits, comics, or graphic art, then fill with color washes. Botanical and nature studies: build layered washes and blends on watercolor paper to achieve realistic textures and depth. Journaling and craft projects: sketch, letter, and add color accents in journals, cards, or small DIY projects with controlled flow for consistency. Key attributes Function: watercolor painting set with adjustable ink or water flow for flexible control. Compatibility: designed for use with watercolor paint pens, water color brushes, water brush pens, and watercolor markers. Size and portability: includes portable paintbrush options suitable for travel or onsite work. Material and performance: provides reliable flow and consistent results across delicate lines and broad color areas.