High Performance - Snap into place for quick and effortless replacement. No tools required, easy to replace the filter. Maintenance - Keep your robot running at optimal performance by changing the consumable replacement kit every 2-3 months, depending on usage frequency. Package Included - 16 x high efficiency filters. Compatible with i7+ (7550), i7, i3+ (3550), j7+ (7550), E5, E5 (5150), E6 (E6198), E7, i2 (2152), i4+ (4550, 4552), i6+ (6550), i8+ (8550), i1, i1+, and I, J, E series robotic vacuum cleaners. These filters offer a precise fit and easy installation, performing as well as original replacements. Material: Plastic. Color: As shown. Package Contents: 16 x HEPA filter. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm. Our products are made with high-quality materials and designed to provide a reliable user experience. Please refer to the title and product details for complete information about features and specifications. If you have any questions, feel free to reach out for assistance. Thank you for choosing our product.