Eureka EL211-4 Paper Bag, Style S W/1 Fltr Ultra EL7070 3 Pk Large capacity of up to 5 liters Premium synthetic material filters out dust and airborne particles3 microns and larger 50% longer life than paper Multi-layer synthetic construction allows air to flow through the bag ensuring full power suction without tearing the bag. patented closure system makes changing your bag cleaner, quicker and more hygienic Package contains 3 synthetic cloth bags and 1 pre-motor filter.