Perfect for cars, closets, bathrooms and small pet areas. The Moso Bag works continuously to capture and eliminate odors, allergens and harmful pollutants out of the air without giving off a scent. For damp, musty environments the Moso Bag will also absorb excess moisture to prevent mold, mildew and bacteria from forming. Chemical free, fragrance free and non-toxic. Sealed inside a beautifully stitched linen bag which can be placed on any surface. Space saving grommet gives you the option to hang the Moso Bag. Reusable for up two years; just place the Moso Bag outside in the sun once a month for at least one hour to rejuvenate. Contains 200 grams of Moso bamboo charcoal.