[For LEVOIT Vital 100S Air Purifier] The Vital 100S replacement filter is designed to be fully compatible with the LEVOIT Vital 100S air purifier and includes two packs of filter replacements to ensure optimal performance. Compared to the Vital 100S-RF part. Please note that this filter is not suitable for Levoit Vital 100 or Levoit Vital 200S air purifiers, and the brand name or model name mentioned on this product is only used to demonstrate compatibility. [Enhanced Filtration Performance] The Vital 100S filter uses an upgraded three-stage filtration system, which utilizes HEPA material to effectively capture 99.9% of particles as small as 0.3 microns. This includes common household allergens such as dust, pet dander, and pollen, ensuring cleaner air in your home. [Fights Home Odors] The Vital 100S replacement filter is designed to eliminate odors and contains a high-efficiency activated carbon layer. It can effectively eliminate pet odors, smoke and cooking fumes, improve indoor air quality, and create a healthier living environment for pet owners and smokers. AffordableWe recommend replacing the LEVOIT 100S air purifier filter every 6-8 months for optimal performance, and the specific replacement frequency depends on usage and environment. Easy installation, no tools required. Just replace the filter as needed. Color: Black + White Material: Non-woven fabric Package Contents: 2 x Replacement Filters Only the above package contents, no other products are included. Note: Light reflection and different monitors may cause the color of the item in the picture to be slightly different from the actual item. The measurement allowable error is +/- 1-3 cm.