6 pcs Air Humidifier Filters for Hu4803, Hu4811, Hu4813, Hu4801, Hu4802 Models New, high-quality materials, well-made, durable, and precisely designed to match compatible models Clean accessories help maintain optimal performance; easy to remove and replace during routine maintenance Helps reduce the infiltration of dust, pollen, and other airborne particles For best results, replace filters every 23 months depending on usage frequency HEPA filter effectively captures up to 99.97% of airborne particles, improving indoor air quality Helps remove household dust, pet dander, and other allergens Color: As shown in picture Material: Filter cotton Package Contents: 6 x Mite Remover Filter Note: Light reflection and different displays may cause slight color variations. Measurement may vary by +/- 13 cm. Only the listed items are included; other accessories are not part of the package.