Car Dehumidifier is designed to absorb moisture in your car interior, simply using the absorption power of DMF free silica gel. Not only absorb moisture, it also removes bad smell. The special crystals draw damp and moisture from the surrounding atmosphere and trap it. Especially useful to dry damp car interiors, reduce condensation and prevent mould and mildew building up, and help prevent misting, condensation and icing. It can be used in a huge variety of places around the home: from bedrooms, small rooms and cupboards to boats, caravans and sheds. In fact, just about anywhere that damp is present. It is compact and unobtrusive so you will easily find space to place it.