Keep your pet food fresh and protected with the Calcium Chloride Dehumidifier Refill for Smart Vacuum Pet Food Storage Container (3-Pack). Specially designed for compatible smart vacuum pet food storage containers, this refill provides powerful moisture control to help preserve food texture, flavor, and freshness.Made with high-efficiency calcium chloride, the refill absorbs moisture up to 200% of its own weight, offering significantly stronger performance than traditional silica gel desiccants. The one-way breathable membrane allows moisture to enter while preventing reverse seepage, ensuring stable and continuous dehumidification.The sealed outer casing locks in absorbed moisture, reducing evaporation and preventing humidity from re-entering the container. This helps maintain an optimal dry environment for pet food storage.- Designed for Smart Vacuum Pet - Food Storage - Containers- Calcium chloride high-efficiency moisture absorption- Absorbs up to 200% of its own weight- One-way breathable membrane prevents backflow- Sealed housing locks in moisture- Helps keep pet food dry and fresh- More effective than traditional silica gel- Easy replacement design- Pack includes 3 refill cartridges