3M Filtrete Dirt Devil U Vacuum Bag， 3 Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Filtrete Vacuum Bags are guaranteed to be free from defects in material and workmandship</li><li>Filtrete Micro Allergen Vacuum Bags capture 90% of particles larger than 1 micron in size， including dust mite debris， grass and ragweed pollen</li><li>Filtrete Vacuum Bags treated with Ultra-Fresh Antimicrobial protect agains odor and stain causing microbial growth - keeping your bag fresher</li><li>Vacuum Bags should be replaced every 30 to 60 days for optimium performance</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41MR6wg%2B6-L.jpg" noproxy>