[PERFECT FIT]: This replacement filter is compatible with Shark HP100, HP100C, HP102, HP102C, HP105, HP102PET, HC450, HC450C, HC451, HC452, HC452C, HC455, HP130, HP132, UA205, UA455, UA505. Compare part numbers HE1FKBAS and HE1FKPET. Diameter: 7.56 inches, Height: 7.17 inches. [ATTENTION]: Not compatible with HP201, HP202, and HC501. Please verify your air purifier model before ordering. [VALUE PACKAGE]: Includes 2 replacement filters. Regular filter replacement helps extend the life of your air purifier and improves filtration performance. [HIGH EFFICIENCY HEPA MULTI-FILTER]: This true HEPA filter captures 99.98% of large, small, and microscopic particles such as dust, hair, pet dander, and pollen down to 0.3 microns. The activated carbon layer helps reduce household odors and volatile organic compounds (VOCs). [EASY TO REPLACE]: Replace the filter every 6 to 12 months depending on air quality for best results. Simple installation with a secure fit; no tools required. Replacement takes only minutes.