Each pen has a flexible brush tip and a fine tip in one marker. Brush tip works like a paintbrush to create fine, medium or bold strokes; fine tip gives consistent lines. The colorless blender 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. The tips self-clean after blending. This 6x10x.875 inch package contains 20 dual-brush pens in assorted colors. Non-toxic. Acid free. Comes in a variety of colors. Each sold separately. Imported.