XIKAR Crystal Humidifier Jars emit and absorb moisture in your humidor maintaining a consistent rate of 70% RH. When the crystals shrink below the "Add Line" on the jar, simply refill with XIKAR PG Solution (or equivalent) for optimum humidity control.

• one 4oz jar
• 4oz jar regulates humidity for up to 150 cigars
• easy to use, simply unscrew the top, fill with PG Solution (or equivalent) and place in humidor
• slow, steady release of constant humidity of 70%
• Mess-free jar easily fits in your humidor surrounded by cigars
• XIKAR crystals absorb up to 400x times their volume reducing the need to refill as often