Premium material: our ink maintenance box is made of high-quality plastic, filter cotton, which quickly and effectively absorb waste ink, hold more waste ink, stable and reliable and can be used for a long time. Size information: this replacement of ink maintenance box measures about 7.5 x 7.5cm. Please check the size carefully before purchasing. COMPATIBILITY: The ink maintenance box is compatible with for . Suitable for XP-3100, XP-4100, XP-4101, XP-4105, Workforce 810DWF, -2830DWF, -2850DWF, -2930, -2950, -2851, L3550, L5590. Please note that our product is not sponsored or endorsed by the it fits, including for , or endorsed or affiliated. Usage Tips: Follow the instructions to install the ink maintenance box, which can prevent the print head clogging and extend the life of the printer. Color:Black Material:plastic Package Contents: 1 * Ink Maintenance Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 169 hours Hope you have a pleasant shopping experience!