Daler Rowney FW Acrylic Ink Pouring Medium is specially formulated to use with acrylic inks. Mixing this medium with your inks gives them a pourable consistency and ensures that your ink will dry with a smooth, even coloured film without any cracking. The medium should be mixed 1 part Acrylic Ink to 1 part Pouring Medium and can then be poured over your chosen painting surface. It is suitable for use on canvas, wood and other primed surfaces. Ideal to use with FW Acrylic Inks. Mix 1 part FW Ink, System 3 Ink or Aquafine Inks to 1 part of pouring medium, then pour the colours over the chosen surface. Dries with a smooth even coloured film. Suitable for use on canvas, wood, ceramic and glass.