MSE Premium Toner Cartridge. This sale is for 1 made in the USA HP 5200 compatible toner made by MSE.MSE has been making compatible toners for quite some time now, and have facilities in US and Europe.The website claims 99.5% success rate.The toner is usually easy to take out and install, you may want to wear plastic gloves for excess toner, and be sure to wipe any residue from where the old toner meets the printer.Thanks for looking, check out my other sales and save me as a favorite seller!