Metallic ink is a type of ink that contains metallic particles, giving it a shiny, reflective quality. It is often used in printing to create eye-catching designs and effects, making printed materials stand out. Common applications include packaging, greeting cards, and art prints. This ink can be made from various metals, such as gold, silver, or copper, and is available in different colors. Metallic inks can be used in both offset printing and digital printing, but they may require special handling and techniques to achieve the best results.