Made of high quality materials for durability Filter dust to prevent dust, pollen and other allergens from infiltrating your breathing air The filter can intercept fine dust, effectively filter pet hair, dust, dander and other pollutants, promote fresh exhaust, no secondary pollution It is best to replace the spare parts every 2 to 3 months to keep the machine running at peak performance Compatibility: compatible with for Deerma DX888 Filter elements Quantity: 6 pieces Color: Material: Plastic Package Contents: 6 filter elements 6 cotton filters Only the above package content, other products are not included. Note: Light reflection and Different screens may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.