Perfect Fit: Our desiccant packs are perfectly compatible with all smart feeders. The size is 3.85 inch long and 3.07 inch wide. Please check if the desiccant bag fits for your automatic pet feeders Keep the Food Fresh, Dry & Crunchy: All in Individual Packets. Our desiccant bag replacement will effectively prevent pet food from moisture, so your pet could enjoy fresh food all the time and keep safe and healthy Premium Silica Gel Particles: Each Cobalt chloride-free, leakage-proof, non-Corrosive, non-toxic and odorless. All desiccant packs for storage are made of high quality silica gel particles, absorbing moisture effectively 12-Month Supply: You will get 12 pieces desiccant bags. Easy to replace. We suggest you replace the desiccant bag every month to ensure the freshness and hygiene of pet food. (More frequent depending on bad weather and amount of food) Pet Health First: With our premium replaced desiccants, you can focus more on your work, study and entertainment, enjoying a more cheerful life with your pet Brand names and/or trademarks are used here only for product description or identification of devices and/or device types. Errors reserved Premium Silica Gel Particles: Each Cobalt chloride-free, leakage-proof, non-Corrosive, non-toxic and odorless. All desiccant packs for storage are made of high quality silica gel particles, absorbing moisture effectively