COPIC Original 0 Colorless Blender - Box of 3 - The original COPIC marker is ideal for all your calligraphy, airbrushing, and graphic art needs. The broad nib offers smooth, consistent coverage for larger areas, while the nib allows for easy detail work. There are a variety of optional nibs available for COPIC markers. This pack of three COPIC original blenders will work with all COPIC markers. The blender allows you to blur color edges and it helps to fade one color into the next.