About This Excellent Hypo-allergenic and Filtration Performance: effectively captures particles as small as 0.3 microns, including dust, pollen, pet dander, and mold spores, with a capture rate of up to 97%, significantly improving indoor air quality; This product is particularly suitable for people with allergen sensitivities or in environments with demanding environmental requirements; It can withstand frequent, high-intensity cleaning tasks in public spaces such as hotels, offices, and schools Extra-large Dust Bag Capacity: compared to standard household dust bags, this one has a larger dust holding capacity, requiring fewer replacements, improving cleaning efficiency, and reducing long-term consumable costs; 630 cubic inch capacity helping to maintaining a clean home Easy to Install: the bag is disposable and can be discarded directly after replacement, avoiding contact with dirt and maintaining hygiene; Designed specifically for the compatible with oreck XL model, it ensures a tight and seamless installation, preventing dust leaks and ensuring optimal suction power and performance Maintaining Strong Suction: the top-fill design allows dirt to enter through the handle and fall into the top of the bag, preventing clogging and maintaining efficient vacuuming; The Auto-Seal design easily seals the bag once filled, ensuring dust does not fly during removal and disposal, preventing secondary contamination and safeguarding the health of cleaning staff Cost-effective: with careful design and manufacturing, it reduces consumable replacement and machine maintenance costs; High filtration efficiency significantly reduces dust redistribution, reducing the need for additional dust removal after cleaning, improving overall efficiency while keeping the vacuum cleaner clean and extending its lifespan Overview Brand : Therwen Material : paper, nonwovens Number of Items : 20 Item dimensions L x W x H : 12.6 x 6.89 x 4.92 inches Item Weight : 3 Pounds