Now you have the control you-ve always wanted to bring your ideas to life in ways you once thought impossible. Use Masquepen to make a continuous line of liquid frisket and see what new creative worlds open for you. Draw straight lines or curves, thick o or thin lines, small dots, stamens, snowflakes, and flowers with no mess no waste. The pale blue water-based latex solution is easy to see and apply. It peels off easily and does not damage the paper. It can also be used both under layers and on top of inks, watercolors, and acrylic washes. The stainless steel prong in the cap seals the 0.8 mm. nylon nib so the fluid won-t dry out. Masquepen comes in a lightweight 1.25 oz. non-breakable bottle - it goes anywhere you want to go. Also Available: 1.25 oz . Refills of the Masquepen masking fluid. Just switch tops and keep working. Supernib , an official Masquepen attachment.