The Ejet Black Toner Cartridge NIB is a set of 2 units specifically designed to fit Brother TN 450 printers. With a sleek black color and laser print technology, these toner cartridges are perfect for producing high-quality, professional-looking documents and images. Made in China, these cartridges are a reliable and cost-effective choice for those looking to replace their old or expired toner cartridges. Compatible with Brother printers, these cartridges are a convenient solution for maintaining a consistent and efficient printing experience.