The 4-Gram Integra Boost 2-way humidity control packs safely and effectively control enclosed humidity. Their patented technology works actively to attain a relative humidity of 62% by emitting or absorbing moisture.
Every pack is shipped with a handy Replacement Indicator Card. If the dot on this card starts to turn bright blue, you will realize that it is time for a new pack to replace the old one, so you can be at maximum performance with effective moisture control.
