AD Marker Chartpak Spectra, Tri-Nib and Brush Dual-Tip, Colorless Blender, 1 Each (SOAD)

The Chartpak Spectra AD Marker, Tri-Nib and Brush Dual-Tip, Colorless Blender is used to lighten other Chartpak Spectra AD Marker colors (sold separately). Use to create custom colors by mixing marker inks on acetate. Create gradients and blending of colors. The blender marker features a comfortable, ergonomically-shaped barrel that does not roll away on any surface.