?Product specifications? Brand: Bai Yuan Material: activated carbon, charcoal, bamboo charcoal, mineral deodorant Size: 10*13*2cm Style: (orange) deodorant for wild vegetable room, (blue) deodorant for freezer, (green) deodorant for cold storage Specifications / Capacity: a box / 20g Shelf life: about one year after opening Place of Origin: Japan (Importing Country) Use space: refrigerator How to use: Unpack the plastic and put it in the refrigerator immediately. Main effect: combined with other ammonia gas components, used to remove odors such as meat and fish. ?Precautions? ? Remind you that the product will be used for about one year after unpacking, depending on the level of home/personal use. ?The product is a one-time consumable item. It cannot be opened or tested. Please confirm that there is a purchase requirement and then unpack it.