The LC3039 LC3037 XXL Ink Cartridges Super High-Yield Replacement for Brother (5Pack) by SEVENCOLOR are designed for use with various Brother printer models, such as MFC-J6545DW XL, MFC-J6945DW, MFC-J5845DW, and more. These multicolor cartridges offer a high page yield of 6,500 pages black and 5,500 pages color, making them ideal for use in offices, schools, banks, hospitals, and at home. With a manufacturer warranty of 2 years and free shipping to all 50 US states, these cartridges provide quality printing results while ensuring customer satisfaction.