Bamboo charcoal made from more than 5 year old bamboo through high-temperature carbonizing process in brick-kilns, makes an excellent deodorizer and humidifier. Among many of its benefits, a porous structure of bamboo charcoal has strong adsorption capacity to purify the air, absorb moisture, eliminate odor, block electromagnetic radiation, promote blood circulation and metabolism, and reduce fatigue. They are to improve moisture and odor conditions, anti-mildew, pest control, preservation and permeability.  Bamboo charcoal pouches can be placed in refrigerators, wardrobes, shoe racks, beds, pet houses, wood floors, cabinets, flower pots and exercise bags  They may be more effective in a small and controlled space.  If placed in new cars, new houses with new furniture, they can improve the smell. Re-usable, to regenerate the odor absorbing and destroying power of the bamboo charcoal, simply lay the charcoal bags out in bright sunlight for a few hours twice a month.  Each pouch holds 30 grams of activated carbon derived from environmentally friendly bamboo, and activated carbon is a natural air purifier.