The Boost Circle Packs

Boost Packs release and absorb moisture as needed to maintain the perfect environment. The circle pack is designed to fit inside jars or jar lids.
Features
  • 2-way humidity control
  • Non-toxic
  • Salt-free
  • FDA compliant
Specs
  • Sizes: 37mm, 45mm and 51mm
  • Available in 55% or 62% Relative Humidity (RH)

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