This is a compatible Neopost 4105243U UV RED inkjet cartridge; USPS approved. This cartridge is made to compare to the original in terms of both quality and page yield standards. This replacement cartridge for Neopost 4105243U delivers first-rate quality and incredible value. The compatible with Neopost 4105243U ink cartridge is manufactured under stringent quality control standards and is systematically inspected, disassembled, cleaned and refilled with 100% new ink which is made in the USA. Besides the exceptional printing quality, this Neopost 4105243U compatible inkjet cartridge also gives you an economical alternative to buying expensive OEM (Genuine) Neopost inkjet cartridges. Compatibles with: IJ35, IJ40, IJ45, IJ50, and IJ60 and more printers Compatibility includes Neopost 4105243U, IJ35, IJ40, IJ45, IJ50, and IJ60