The Eco Four Twenty Personal Air Filter is a sleek, reusable device for discreet odor control. With a replaceable filter rated for 500 uses, it’s environmentally friendly and effective at eliminating smoke odors. Ideal for smokers on the go, this pocket-sized unit is crafted from aircraft-grade aluminum and easily fits in any bag or pocket. Perfect for personal, indoor, and outdoor use, Eco Four Twenty keeps the air around you fresh and clean.