Bamboo Charcoal Air Purifying Bags: With its countless porous holes, these charcoal bags easily absorb odour and fresh the air to keep your space odor-free and breathable Keep Out Moisture for Closet: By absorbing moisture, the activated bamboo charcoal effectively reduce humidity of the air, which is perfect for basement, closet, bathroom, laundry areas and other closed areas that tend to gather moisture Easy to Use and Reuse for Up to 2 Years : At least once a month, simply place the charcoal bags for rejuvenating in the sun 1-2 hours; after reuse for 2 years, the charcoal makes a wonderful addition to your garden and the cotton linen bags can be usedfor crafts and other home DIY projects Fragrance-Free and Sustainable: Perfect for using around kids and pets; the charcoal help remove odors caused by the cats or dogs, create cleaner, fresher air to your children. In this way, this odor absorber set can be a great housewarming gift, birthdaygift and holiday gift for your families and friends