1. Made of high-quality materials, durable and practical. 2. The filter has an excellent exhaust gas filtering effect, efficiently filtering dust, preventing large particles of dust from entering the machine room and damaging the high-speed operation of the motor, thus ensuring the service life of the vacuum cleaner. 3. It can be recycled and used repeatedly after cleaning, clean and hygienic. 4. For best results, the filter should be replaced every 2-3 months. 5. Suitable for Z1650 Z1660 Z1661 Z1670 Z1630 Z1300-213 and so on. Colour: Gray+White Material: plastic Size: 67 x 74 x 96mm Package Contents: 2 x Hepa filter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.