Flexible brush tip and fine tip in one marker. Brush tip works like a paintbrush to create fine, medium or bold strokes by changing brush pressure. The Fine tip gives consistent lines. Dual Brush Pens are ideal for artists and crafters. The water-based ink is blendable and the resilient nylon brush retains it's point stroke after stroke. 96 colors available including a colorless blender for shading. Tips self-clean after blending. Ideal for fine art, illustrations, doodling, journaling, hand lettering and more. Odorless, acid free and non-toxic.