A 4-pack of 1.25" x 1.25" Hero Arts Ink Cubes featuring our Reactive Inks in Blue Hawaii, Splash, Blue Raspberry, and Pool Party. Hero Arts Reactive Inks are a special hybrid ink formulation that reacts when spritzed with water. Use alone or with water to achieve a wide range of dramatic effects. Quick Drying., non-solvent and water-based.
