The Genuine HP 03A (C3903A) Black Toner Print Cartridge is a high-quality product from HP, designed for use with specific HP printer models. Made in Japan, this laser print technology cartridge is still sealed in its original box, ensuring its freshness and authenticity. Compatible with models such as 5MP, 6MP, 6P, and 5P, this black toner cartridge is a reliable choice for producing crisp and professional-quality prints. With its California Prop 65 warning, this cartridge is a safe and reliable option for all your printing needs.