Vacmaster 3 pack 1216 gallon high efficiency dust bag For fine dust filtration For vacuuming household dirtdebris and fine dust like cold ashes, cement dust and drywall dust For dry pickup only Fits most Vacmaster wetdry vacs 12 to 16 gallon Fits most ShopVac wetdry vacuum cleaners 12 to 14 gallon This is not a product of, nor is it sponsored or endorsed by ShopVac ShopVac is the registered trademarks of the ShopVac Corporation