General description High quality brand new material, well made, and well matched to the old equipment. These dust bag replacements are designed to keep your vacuum cleaner running at its best by effectively reducing the infiltration of dust, pollen, and other allergens into the air you breathe. The contents of the accessories are easily removed and replaced as part of routine maintenance, ensuring optimal performance. Technical specifications Color: White Material: Non-woven fabric Package Contents: 11 x Dust Bag Measurement allowed error: +/- 1-3 cm Usage To achieve the best cleaning filter effect, the cleaning accessories should be replaced every 2-3 months depending on the frequency of use.