ECO FOUR TWENTY REFILL SET

You Get 2 Official Replacement Filters for the Eco Four Twenty Personal Air Filter
Lasts Up to 500 Exhales Before Needing to Be Replaced. The Average User will use this for 2-3 months.
Activated Coconut Shell-Carbon Filter + HEPA Filter means this filters more than competitors.
Simply Unscrew the Eco Four Twenty Personal Air Purifer and replace the filter. It takes only 3 seconds!