Features: Ensure airtight seal for your vacuum cleaner with this high quality bottom lid top fixed sealing. Prevent dust leakage and optimize machine efficiency. Made of durable and easy to clean plastic material, this top fixed sealing is designed to perfectly fit the bottom cover of various vacuum cleaners. Effectively prevent dust overflow and maintain clean indoor air. Suitable for a wide range of users, including home owners, office spaces, and commercial environments. Keep your surroundings clean and enjoy a healthier living or working environment. Perfect for use in homes, offices, hotels, and shopping malls. Say goodbye to dust leakage issues and ensure a cleaner environment during the cleaning process. Upgrade your cleaning experience with this reliable and practical top fixed sealing. Enjoy hassle free cleaning and experience the benefits of a dust free environment. Specifications: Material: Plastic Size:As Picture Shown For V7 V10 V11 Package Includes: 1x Fixed Sealing Rings note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.