Like other cartridges in the Lexmark Return Programme, the Lexmark C332HK0 toner cartridges can be returned to the manufacturer for recycling once you are done with it. Keeping parts in circulation in this method makes your printing habit more sustainable for the environment and helps keep the cost of the original Lexmark C332HK0 down too.With enough black powder within to print an estimated 3,000 prints, the genuine Lexmark C332HK0 is great value and has a very reasonable cost per page. You can use this C332HK0 toner cartridges in a select few colour laser printers, including the Lexmark C3326dw.