Perfect Compatibility: The replacement HEPA filters are compatible with for M320/M320G robot vacuum. Please make sure your model is correct before order. Please be noted that: This is not-original product. Any use of the name or model name is intended solely to demonstrate compatibility of this product. Package: This package come with 8 pieces of high quality HEPA filters for M320/M320G. It is a cost-effective choice to supplement the replacement HEPA filters for your robotic vacuum cleaner. Excellent Performance: The upgraded version of M320/M320G HEPA filters are with stronger capabilities to filter up to 99.9% of the dirt, pollen, small dust particles and substances. It is recommended to replace the filter every 1-2 months to effectively prevent dust from entering the engine and prolong the service life of the robot vacuum. Premium Materials: Our M320 filters are made of high quality environmentally friendly materials and not have any pollution to the environment. And they are also with excellent workmanship. The HEPA filter are designed with rounded corner to avoid hurting to hands and it come with a absorption sponge to for better performance. Easy Installation & Buy with Confidence: The M320 filters are perfectly matched, which is easy to install and easy to use. We have been committed to provide all customers with high-quality, cost-effective replacement filters. Color:As Shown Material:plastic Package Contents: 8 * filter 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.