Focusairy FLT-001 True HEPA Active Carbon Filter Replacement for Air Purifier Leader G Series Odor Allergen Smoke Dust Remover Fits for Leader G Series Removes up to 99.97% of particles as small as 0.3m Filters up to 90% of toxic gases and VOC Captures unpleasant odor like smoke Helps to reduce pet dander, allergen and dust