Toner cartridge is designed for use with Hewlett-Packard LaserJet Printers 1320, 1320t, 1320n, 1320nw, 1320tn, and 3390. Cartridge is made using 37 percent post-consumer recycled content by total weight of the cartridge. All components are 100 percent recyclable. Recyclable parts can be easily returned with the enclosed return label. Packaging is made with a high percentage of recycled material. Cartridge also meets Executive Orders 13415 and 13423.