Please use this kraft paper bag, sized 17*15cm, which is a composite paper bag with double dust filtration for high efficiency. It effectively prevents bacterial survival, is for one-time use, and promotes environmental protection and hygiene. Its function is to keep dust out of the motor, thus extending the motor's service life. Compatible with Electrolux models: Z1480, ZW1200-211, ZC1120B, ZC1120R, ZC1120Y, ZMO1510, ZMO1511, ZMO1530. Please note that applicable brands should be preceded by "Replacement for".