The Portland Stamp Company - Amplifier Foundation AR Lick & Stick Benefit Stamps Platinum Accessories Compatible with international standard cartridges

Compatible with international standard cartridges and converters

Downpour works seamlessly in fountain pens

The 5mm grid layout provides excellent structure for writing

Premium Italian craftsmanship by Delta

The Portland Stamp Company - Amplifier Foundation AR Lick & Stick Benefit Stamps Platinum Accessories Compatible with international standard cartridges5. 5 x 8. 5" sheet featuring nine AR (Augmented Reality) activated stamps by eight different artists: Noa Denmon Nina Yagual Galih Putra Shepard Fairey Emily Perelman Creative Wannabe Camila Rosa Bunnie Reiss All proceeds from the sale of the stamps go to the Amplifier Foundation. Amplifier is a nonprofit design lab that builds art and media experiments to amplify the most important movements of our times. Packaged in an eco friendly, vegetable based