Indian ink is suitable for drawing, calligraphy and airbrush work. (Not for tattoo)
It is based on highly lightfast pigment and shellac that gives an attractive deep black result through a maximum pigment concentration. It can be thinned with water and will become waterproof once dry.
Suitable for many sorts of grounds such as (technical) drawing paper, board, polyester film and tracing paper, it can be applied by using a drawing pen and water colour brush.