100% made of high-quality materials, durable The filter can intercept fine dust with a diameter of 0.3 micrometers or more, effectively filter pet hair, dust, dander and other pollutants, promote fresh exhaust and secondary pollution HEPA Filter: Filters maintain the vacuum cleaner's cleaning performance while reducing the infiltration of dust, pollen and other allergens into the air you breathe. It is best to replace the spare parts every 2 to 3 months to keep the machine at its best performance Color: as shown Material:Plastic Package Contents: 4 * Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. real thing. The measurement allowed error is +/- 1-3 cm.