These replacement bags from ZVac are an excellent choice to help clean the air. The bags feature a microfiltration lining that captures airborne particles like dust, pollen, and removes them from air circulation. The bags also help trap dirt and debris removed from flooring to give your home a great overall clean. The bags are high quality and comparable to OEM part 7129520 at a more affordable value. These replacement bags are easy to change and compatible with Miele Canister, Life Style, United Kingdom, and Deluxe Midsize Vacuum Cleaners. Additionally, the bags themselves are made with heavy duty materials. Made, Developed & Engineered in Germany by ZVac!