This is a genuine Lexmark #42 black ink print cartridge that is evercolor and new in factory sealed packaging. It is compatible with Lexmark printers and features inkjet print technology. The cartridge is designed for efficient and high-quality printing in black color. The package is made in the Philippines and includes all the necessary details for installation. This cartridge is a perfect fit for your Lexmark X4850 printer and is an original product from the brand.