* 4 Bosch and Siemens vacuum cleaner bags * The vacuum cleaner bag should be replaced every 3 to 4 months * Non-woven polypropylene, rubber, plastic * 30 x 26 cm * French manufacturer of vacuum cleaner bags Bosch and Siemens vacuum cleaner bag The TopFilter multi-layer non-woven vacuum cleaner bags (100% synthetic) are manufactured and packaged in France. They are equipped with a new generation plastic plate with a rubber seal and a hygienic closure for high filtration capacity and flawless sealing. These Bosch or Siemens vacuum cleaner bags filter the sucked air and retain mites and their droppings as well as dust to release healthier air into your home.