Integra Boost Humidity 67g 69%

Integra Boost 67 gram two-way humidity control pack, set to 69% relative humidity. It releases or absorbs moisture as needed to keep the air inside a closed humidor or container at 69%. Integra rates this size for up to 1 pound of product. The pack is made with plant-based glycerin and water and is salt-free. A Replacement Indicator Card comes with it: when the dot turns bright blue, swap in a fresh pack. One pack.