The product is a set of 5 drum reset chips specifically designed for Xerox WorkCentre 5325/5330/5335 printers. These black chips are compatible with the Xerox brand Made in China and are made for laser print technology. The refill kit is a unit quantity of 5pcs, providing users with an efficient solution to refill their printer with high-quality Xerox drum reset chips. Ideal for those looking to maintain their printer's performance and extend its lifespan, these chips are a reliable choice for those in need of a refill for their Xerox printer.