Lexmark No. 37XL Ink Cartridge - Inkjet - High Yield - 500 Pages - Color - 1 Each
High-yield ink cartridge is designed for use with Lexmark X3650, X4650, X5650, X5650ES, X6650, X6675 and Z2420. Nonrefillable cartridge is licensed for single use only. Lexmark Return Program Cartridges are sold at a discount, versus the prices of regular cartridges, in exchange for the customer's agreement to use the cartridge only once and return it only to Lexmark for remanufacturing or recycling. Cartridge yields approximately 500 pages.