Octopus Write & Draw ink from Octopus Fluids are made in Germany. 

Uses:

• Writing
• Drawing / Sketching
• Handlettering
• Colouring
• Watercolour painting
• Marking
• Mixed media
• Calligraphy

Can be used with Brush, Calligraphy & Writing Nib, Glass pen, Fountain pen, Pump marker

• Pigmented
• Lightfast
• Waterproof and water-smudge
• 50mL of ink
• 100% Vegan

Available in 38 colours. More colours can be found here.

For Fountain pen ink fluids, Pastels and neons  here

Octopus cleaner available for this