Genuine synthetic dust bags for Electrolux vacuum cleaners INTENSITY Z5020. Our high quality bags have been specifically designed to fit your vacuum cleaner and maintain its best performance. Synthetic dust bags last longer than ordinary paper bags, they have a greater capacity, provide better filtration and are more resistant. Optimised cleaning performance of your vacuum cleaner helps make your home a healthier place. We recommend that bags should be changed regularly and filters should be changed every 4 dust bags. All filters should be replaced at least twice a year or when they become visibly soiled. This pack includes 8x synthetic dust bags. Electrolux dust bags reference is ES85.