This is a genuine yellow toner cartridge from Lexmark, model 10E0042, compatible with Lexmark printers. The cartridge is an original product, perfect for those who value quality and reliability. It is suitable for use in laser printers and provides vibrant, long-lasting colors. The cartridge is designed to work seamlessly with your Lexmark printer, ensuring that you get the best results every time. Box has marks on it but product is untouched.