This bundle includes four sealed Canon BCI-21 ink cartridges, with one black and three color cartridges. These cartridges are compatible with Canon printers and are genuine/original products made in Japan. The bundle also includes a custom bundle of three color cartridges and one black cartridge. The print technology used in these cartridges is inkjet, and the manufacturer does not provide any warranty. This bundle is perfect for those in need of replacement ink cartridges and is suitable for both personal and professional use.