Bundle Buy - Letraset Promarker 12 Pen Set One & Promarker 12 Pen Set Two - Plus 1 Blender Pen in Each Set (Total 26 Pens) (Office Supplies)
Inexpensive, and effective, but they are for me below Chartpak whose colors are more beautiful and really nice to use tip (tri-nib). Too bad there was not a top "brush". If not it's a great quality / price ratio, I recommended. I had two problem