Fit HP100 Series Models: Fit for Shark HP152 HP100 HP100C HP102 HP102PET HP102PETBL HP102PETPR HP102C HP105 HP130 HP132 Model Fit HC450 Series Models: Fit for Shark HC450 HC450C HC451 HC452 HC452C HC455 Model Fit UV450 Series Models: Fit for Shark UA455 Model Contains: 2 Pack HP152 Replacement Filter, Part # HE1FKBASMB, HE1FKPET, HE1FKBAS 3-in-1 Filter: H13 Filter + Activated Carbon Filter + Pre-Filter in 1 Pack, works with to 99.98% of particles as tiny as 0.3 microns. For Best Performance: Replace filter every 6 to 12 months for optimal performance. Fit Models: HP152 filter compatible with Shark HP102 HP102PET HC452 HP100 Series Model. Fit for Shark HC450, HC450C, HC451, HC452, HC452C, HC455, HP100, HP100C, HP102, HP102C