Replacement filters for robot vacuum cleaners compatible with Roomba e5 i7 i7+ i3+ j7 j7+ i3 i5 i5+ i2, 6 pieces *Not compatible with Roomba combo j7+. Please note.* [Dust Cut Filter] Roomba's functionality is improved, and the filter ensures clean exhaust air for peace of mind. [Maintenance] Replace the filter every 2-3 months to keep your vacuum cleaner operating at peak performance. [Package Contents] Dust cut filter x 6 *Please note that this product is not an official product.* Please understand that this item is stored at home and will be shipped in simple packaging. I opened it once for confirmation, but it has not been used. Please check the actual photos for the condition of the product. Thank you.