Keep your home fresh with the Levoit 3-Stage Replacement Filter for the Levoit Core 200S Air Purifier. With a Pre-Filter, Main Filter, and High-Efficiency Activated Carbon Filter, this 3-stage filtration traps at least 99.97% of airborne particles down to 0.3 microns, lint and hair, as well as helps neutralize smoke and household odors. Highlights: 3-Stage Filtration: Multiple layers that trap at least 99.97% of airborne particles down to 0.3 microns. Nylon Pre-Filter: Traps airborne lint, fibers, and hair. Main Filter: Filters a wide variety of fine airborne particles. High-Efficiency Activated Carbon Filter: Helps neutralize smoke, odors, and VOCs (volatile organic compounds). Fits: Levoit Core 200S Smart Air Purifier. Specifications: Dimensions (Overall): 5.2 Inches (H) x 7.1 Inches (W) x 7.1 Inches (D) Weight: .5 Pounds Package Quantity: 1 Filter Type: Carbon Industry or Government Certifications: No Certifications Allergens Captured: Household Dust, Pet Dander, Tobacco Smoke, Mold Spores, Pollen, Odors, Lint Compatible With: Levoit Air Purifiers Filter Ratings: No Rating Material: Polypropylene.