Introducing our highly effective freestanding dehumidifier bag, designed to easily control moisture levels in your home or office. Simply place the bag in the desired area, and its semi-permeable membrane efficiently draws in moisture from the air. The absorbed moisture is captured by calcium chloride crystals, providing reliable protection against mold and mildew. Each bag can hold up to 500ml of moisture, making it a convenient solution for creating a fresher, drier environment.