The SEALED Spaceink C9345 C12C934591 Ink Maintenance Box Replacement 2pck is designed specifically for use with Epson printers, including models such as the ET-8550, ET-16600, and ET-5850. This maintenance box contains high-quality C9345 ink to ensure optimal performance and print quality. Manufactured by Spaceink, this product comes in a convenient 2-pack package dimensions of 5.59 x 3.11 x 2.56 inches and weighs 5 ounces. Perfect for replacing worn-out or empty ink maintenance boxes in your printer, this product guarantees continuous and reliable printing.