Spectrum noir pens are alcohol ink based markers which have been designed specifically for crafters but these affordable markers are also great for beginners students and hobby artists alike each pen is double ended with a broad chisel nib for large area fills and a fine bullet tip for detailed workspectrum noir marker pens are available in 168 colour shades including a colourless blender the colours blend seamlessly and can be mixed or layered over each other for stunning results use wi