Keep pantry items fresh with Integra Boost Two-Way Humidity Control Packs. Works with products such as herbs, tea, pasta, bread, grain, pet food, coffee, seeds, nuts, rice, spices, and seasonings. Our salt-free formula balances humidity by adding and removing moisture to maintain your desired relative humidity level. Integra Boost offers a safe, simple, and effective solution for creating the balanced environment your products need to thrive. With distinct relative-humidity levels (55%, 62%, 69% and 72%) that maintain ideal relative humidity (RH) in an enclosed environment, preserving your favorite household items has never been easier. Each pack is individually wrapped and includes a Humidity Indicator Card. Just replace the pack when the dot on the card turns blue.