Contains non-toxic odor absorbing charcoal. Neutralizes odors from mold, mildew, tobacco, perspiration, shoes. Non-toxic. Last up to 4 months. Cabinets. Closets. Pets. Basements. Powerful odor absorbing charcoal lasts up to 4 months. Powerful deodorizing activated charcoal neutralizes odors from tobacco, perspiration, and mold. Use in closets, chest, drawers, and other storage areas. The activated charcoal will shrink making it easy to know when to replace with a new Closet Odor Eliminator. One Closet Odor Eliminator neutralizes odors in areas up to 80 cubic feet of space. May also be used to neutralize odors caused by pets, paints, cooking, diaper odors and in basements, garages, lockers, capers/RVs, boats and automobiles. Made in China.