The Hanging Moisture Absorber is designed to hang in closets and small enclosed spaces to protect items and fabrics from excess moisture that causes damage and spotting. Damp Rid hanging moisture absorber with activated charcoal not only prevents mold and mildew stains and musty odors by eliminating excess moisture, but also absorbs and removes odors from the toughest sources such as cooking, garbage, bathrooms and diaper pails, creating fresher, cleaner, odor-free indoor air. It can be used in any room, closet, storage area, or locker. It lasts up to 60 days depending on temperature and conditions. So effective, it's patented. Suggested uses: Bathrooms, bedrooms, kitchens, clothes closets, laundry rooms, storage closets, and more. Non-toxic, septic safe, and friendly to the environment. Inhibits Mold & Mildew, EPA registered.