The product is a brand new, sealed genuine OEM HP 91 Photo Black Light Gray Printhead C9463A specifically designed for HP Designjet Z6100 printers. This high-quality printhead is compatible with HP printers and offers vibrant multicolor printing capabilities. With a compact size of 1 inch in height and 5.9 inches in length, this printhead is ideal for producing professional-quality prints with sharp lines and detailed images. Its expiration date of 2019 ensures its freshness and reliability for your printing needs.