Humidity Control Jar Kit w/ Integra Boost - 32oz

The Kerr Humidity Control Jar Kit pairs the trusted Kerr wide-mouth glass jar with Integra Boost's 2-way humidity technology to maintain a steady 62% relative humidity — the ideal range for preserving flavour, potency, and freshness. The included pack holder clips neatly inside the jar, making it easy to swap Boost packs when the indicator card signals it's time. The airtight screw-top lid creates a perfect seal to keep moisture stable and contaminants out. A clean, practical solution for anyone serious about how they store their herbs.