HODSEUKIN Air Filter Replacement Compatible with Blueair Sense Sense+ Air Purifiers, with 2 HEPA Filters and 4 Activated Carbon Pre Filters (1Pack)

["Our Sense replacement Filters is compatible with Blueair Sense Sense+ Air Purifier","Dual filtration design with activated coconut carbon layer.High-Efficiency filter Smoke, multiple Air particles filters","High-Efficiency Activated Carbon, filter All sorts of smells and smoke","Please replace regularly to keep your machine fresh， Recommended to change filter once every 6 months, Also the filter's usage time will depend on the environment air quality around you.","Energy saving air filters save energy due to a low-density design and requiring less pressure to push air through the filters"]