Universal Compatibility: Accessories are compatible with Roborock Q Revo robot vacuum cleaners. Please confirm the model number before purchasing. Efficient Performance: Roborock vacuum cleaner bags are made of high-quality PP material and high-strength precision fabric. Sealed without dust leakage, effectively blocking 99.97% of dust, debris and other particles as small as 0.3 microns. They not only provide excellent air filtration, but also achieve durable quality. Easy to Use: Just take out the complete Roborock dust bag and install the new one along the bracket slot Accessories, replacement and maintenance are very easy. It is recommended to check and replace the vacuum cleaner dust bag regularly. If the Roborock vacuum bag is full or clogged, this will reduce the suction power and cleaning effect of the vacuum cleaner. Automatic Sealing and Packaging Included: Roborock robot vacuum cleaner bag with flip closure ensures that dirt and dust are firmly sealed in the bag after use.