HP 100 Gray Photo Inkjet Print Cartridge features Vivera ink technology designed for producing crisp, dramatic detail in black and white or color photography. This genuine OEM cartridge contains 15 ml (0.51 fl oz) of ink, specifically formulated to resist fading when used with premium photo papers. The Vivera ink system ensures professional-quality results for artistic photo projects and high-resolution printing needs. Manufactured in Singapore, this cartridge is intended for use in the US market and comes in its original retail box.