Ecozone's Damp, Mould & Moisture Trap is an economical and effective solution to help protect your home against problems such as damp, mildew, mould and musty smells. Unlike conventional dehumidifiers, our portable design allows you to use it in just about any room, big or small, from homes to caravans, with the bonus of not using electric power (which could save you money on energy bills). Lasting up to three months at a time, this nifty pot can be reused and refilled when ready. The box contains 1 pot and 1 dehumidifier pouch. Refill pouches are universal and can fit in all of our dehumidifier cases across the range. Non-toxic solution to reduce humidity that causes damp related issues Suitable for use in homes, campers, garages and more Maintains optimum room humidity between 45% to 55%