Premium material: Our ink maintenance box is made of plastic and filter cotton, which quickly and effectively absorb waste ink, hold more waste ink, and provide stable, reliable, long-term performance.Size information: This replacement ink maintenance box measures approximately 7.5 x 7.5 cm. Please verify dimensions before purchasing.Compatibility: Compatible with Epson XP-3100, XP-4100, XP-4101, XP-4105, WorkForce 810DWF, 2830DWF, 2850DWF, 2930, 2950, 2851, L3550, and L5590 printers. This product is not affiliated with, endorsed by, or sponsored by Epson.Usage Tips: Follow the manufacturer’s instructions to install the new ink maintenance box to help prevent print head clogging and extend printer life.Color: BlackMaterial: PlasticPackage Contents: 1 x Ink Maintenance BoxNote: Color may vary slightly due to screen settings and lighting conditions. Measurement tolerance is ±1–3 cm.