The Lexmark 35S0567 550-Sheet Tray is a genuine Lexmark product designed for use with specific Lexmark printer models in the MS and MX series. This tray provides a convenient and efficient way to feed large amounts of paper into your printer, allowing you to print multiple documents or images without having to constantly reload the paper tray. Made in China, this high-quality tray is compatible with a range of Lexmark printer models, ensuring a seamless printing experience with optimal performance.