This product helps to erase the inadequate smell to keep the surrounding atmosphere fresh and clean. They are made of bamboo charcoal. Bamboo charcoal air purifying bags are the safest solution to preserve your home from unpleasant smells of any kind. They also help to keep the unwanted dust particles away. They can be carried easily and to get best results are mostly kept in spaces like drawers, near the refrigerators, pet litter areas, cabinets, in the attic, kitchens or sometimes bedrooms.