Hero Arts Ink Pads have been created to cover all your many different stamping needs. Hero Hues Reactive Berry Smoothie- The unique smooth blending ink, with dye and pigment properties, reacts to water when sprayed, dripped, or misted. Non-toxic, long lasting, quick drying, and acid free. Raised pad surface inks any stamp size and measures about 3.5"x 2.25".