BetterPress Ink Regal Tones Mini 4-Pack Set includes four 1.25 x 1.75-inch ink pad colors of Bark, Mulberry, Cosmic Sky, and BetterPress Black. These inks are specially formulated Ranger Archival Ink made for the BetterPress Letterpress System. They are acid free, permanent, and waterproof. Reink only with BetterPress Ink Reinkers (sold separately). Change the way you create with BetterPress. It's an easy-to-use system that produces professional stationery style with detailed impressions that can be felt to the touch. The BetterPress System works with your manual die-cutting machine to create beautiful, effortless, and detailed letterpress effects. Made in the USA.