D'Addario Humidipak is the only maintenance-free, two-way humidity control system for guitar. It automatically depletes moisture to maintain the optimal 45%-50% relative humidity level within your instrument case, helping to protect your guitar from issues associated with humidity. 

Humidipak 'Maintain' packets will last for 3 months and can be easily replaced. Packets must be replaced after 3 months as they will collect moisture and once expired will no longer protect your instrument (and can harm your instrument if left to gather excess moisture)  

Note: Humidipak is not intended for dehumidification in high humidity environments. If Your instrument has not been previously humidified or is in a known dry condition, it is recommended to use Humidipak Restore to safely reestablish the proper humidity level to your instrument and it’s case before using the Humidipak Maintain System. Using Maintain packets on a dry instrument / case will greatly shorten the lifespan of the packets. Humidipak Maintain will remove moisture from the air and reduce relative humidity inside your case so must not to be used in overly dry environments as this may damage your guitar.

Features:

• The only maintenance-free, two-way humidity control system for guitar.
• Automatically maintains the optimal 45-50% relative humidity level within your instrument case by adding or depleting moisture as necessary.
• Packets last between 2-6 months and should always be kept in a sealed case.

Package Contains:

• 1x Headstock Pouch
• 1x Soundhold Pouch
• 3x Maintain Packets

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