A. Compatible printer models: It is suitable for Epson Expression Home XP - 2100 / XP - 2105 / XP - 3105 / XP - 4100 / XP - 4105, WORKFORCE WF - 2810 / WF - 2830 / WF - 2835 / WF - 2850 printers. B. Ink characteristics: It is color fine - ink, with clear printing and not prone to fading. C. Model: 603XL T603 D. Colors: Black, cyan, magenta, yellow. E. It has a large capacity and no ink leakage problem. F. Specification parameters: - Material: ABS - Length: Approximately 7.6 cm (2.99 inches) - Model: 603XL T603 - Colors: Black, cyan, magenta, yellow - Applicable models: It is suitable for Epson XP 2100, 2105, 3100, 3105, 4100, 4105, 2810, 2830 series printers - Capacity: 14 ml for black, 13.5 ml each for cyan, magenta, and yellow G. Notes: - Due to manual measurement, an error of 1 - 2 cm is allowed. Please confirm that you can accept this error before placing an order. - Due to differences between different monitors, the pictures may not reflect the actual color of the item. H. Package contents: 4 ink cartridges