|Manufactured in the US and color-matched from batch to batch, STS inks are formulated for the Epson DX5/DX7 printheads and Epson 6-8 color desktop printers. The inks have a 1-year shelf life and carry the STS printhead warranty. Just follow our registration requirements. ICC profiles are also available for your printer. White bottles have 900ml of ink in each bottle.