Dr. Ph. Martin's pen-white is perfect for fine writing and was made to be used in technical pens and airbrushes. This liquid product delivers the same brightness and permanency as traditional watercolours in tubes but is much more versatile and easier to use.

It will also adhere to various surfaces, including film and acetate-type material. The colour is incredibly opaque and can cover dye and marker colours—Ultra fine white ink (not waterproof).

This ultra-fine white ink (not waterproof) flows through a 3x0 pen tip, has excellent covering power, adheres to film and acetate, and covers dye and marker colours.

• Flows through a 3x0 pen tip.
• Pen-white in 1 oz (30ml) glass bottle with dropper
• Thin line covering white designed for technical pens and airbrush
• Incredible covering power on black and dark papers
• Great for correcting mistakes with small lines and dots
• Made in the USA
• Confirms to ASTM Standard D-4236
• Bottle Dimensions: 4.1 x 4.1 x 8.9 cm ; 90.7 g