Nioitori ecodeo Refrigerator DeodorizerJust place inside your refrigerator to eliminate any unpleasant odors within. This deodorizer is made with only natural ingredients, with no chemicals used. There's a space to write the replacement date so it's easy to tell when to swap it out. The case is made of paper, so you can easily add it to your burnable garbage. Materials: Natural carbon, non woven fabric, paper Size: 82 x 25 x 53 mm, 76. 2 g Contents: 2 pieces per box Best before: 3 months+