Integra Boost Humidiccant by Desiccare uses a patented technology that releases or absorbs moisture, maintaining relative humidity in a contained environment at or about 72% relative humidity. Each individually wrapped Desiccare Integra Boost packet includes a replacement indicator card, when the round dot turns from pink to blue, it’s time to replace your Integra Boost pack. Integra Boost humidity packs are scientifically designed to restore and maintain the humidity levels they are respectively engineered for so you can focus your time and energy elsewhere.