These pre-filled 5.3 ml water-based Acrylic Paint Markers are non-refillable and work on a pump release system. They contain water-based colour which is streak-free and fast drying.

• 5.3ml in each.
• 2-3mm medium point spongy nib.
• Water-based.
• Colours are fully intermixable.
• For use on canvas, paper, and fabric, as well as harder surfaces like glass, wood, ceramic, and plastic.