Features: 1. 1-MICRON LEVEL DUST FILTRATION: This air purifier filter is designed to effectively capture microscopic dust particles, helping prevent airborne particle recirculation and supporting clean indoor air. 2. EFFICIENT ODOR AND GAS ADSORPTION: The filter features activated carbon for effective adsorption of common household odors and certain gaseous pollutants. 3. HIGH-QUALITY MATERIALS: Constructed with cotton fibers and activated carbon cloth for durability and consistent performance. 4. PARTICLE AND GAS REDUCTION: Helps reduce airborne particles including smoke, pollen, dust mites, and pet dander, while also adsorbing certain gases. 5. TOOL-FREE REPLACEMENT: Designed for easy, tool-free installation and replacement to maintain optimal air purifier performance. Specifications: Item Type: Air Purifier Filter Compatible Models: LEVOIT Core 300, Core 300S Filter Type: HEPA-style filter with activated carbon Weight: Approx. 482 g (17 oz) Package Includes: 1 x Air Purifier Filter