XELA Water Brush Pens for Adults & Children of any Experience Level. Nylon Bristles Perfect for Creating Outside or Traveling GREAT for MULTIPLE STYLES XELA Aqua Brush Pens can be used as regular water brushes; they can be filled with water and used to activate watercolor pencils or paints (most common); or they can be filled with water soluble ink or liquid watercolor paint to make your own portable color brush pen. Produce amazing results when used with XELA water color pencils and XELA water color paints sold on Amazon. LARGE CAPACITY EASY to SQUEEZE BARRELS and UNIQUE LEAK PROOF VALVE SYSTEM allow you to easily control flow of water or paint providing for smooth application and excellent results. EASILY CREATE STUNNING DRAWINGS and PAINTINGS by simply sketching with XELA or any other Water Color Pencils and then blur with a water brush to create the look of a watercolor painting, or apply color directly onto a damp brush tip and paint in traditional watercolor style. Great for controlled blending shading and highlighting. PORTABLE REFILLABLE and CONVENIENT XELA Aqua Brush Pens make a PERFECT GIFT and can be used anywhere anytime by anyone. These brushes give you the perfect flexibility out in the field and are great for travel as caps keep water contained and the brushes fresh. XELA Aqua Brush Pens eliminate the need for a separate water container and there are no spills to worry about. Easy to clean with soap and warm water. BUY NOW and RECEIVE 100% MONEY-BACK GUARANTEE - This amazing water brush set is backed by 100% guarantee that you are satisfied with your product or receive your money back.