Royal Brush Sets have a wide variety of uses for any number of projects. Choose the correct brush for your project and you are ready to get started. Aqua-Flo 3 pc- Small, medium, and large. Make watercolor painting easier with this reservoir handle brush. Fill with water and eliminate the constant need to dip, just squeeze. Great for use with watercolor pencils, either at home, out in the field, or even traveling in a vehicle. NO MESS! Plastic tip covers protect the soft synthetic taklon bristles and prevents leaking, while the translucent handle lets you see how much water you have left. For ages 6 and up.