The EZink Ink Cartridges are compatible with Canon printers, specifically the 250XL and 251XL models. This 7 pack of all sealed cartridges includes cyan, yellow, magenta, and black colors, with a total of 15 units. Manufactured by E-Z Ink, these cartridges use inkjet print technology and are compatible with Canon printers. The cartridges have an expiration date of 08/28/2021, making them ideal for those looking to stock up on supplies for their printing needs.