WN Calligraphy Ink 30ml Dark Blue

Features:

• These inks are made in 18 lightfast colours with carefully chosen pigments to ensure colour brilliance.
• The 14 blue-capped bottles contain thinner, more transparent inks with a satin finish.
• They're suitable for dip-pens, fountain pens, technical pens and airbrushes. 
• Our four red-capped bottles are opaque and should be used with a dip-pen or brush.
• Winsor & Newton Calligraphy Inks have a permanence rating of AA or A but are not waterproof.
• A deep blue with violet undertones