Boveda 2-Way Humidity Packs 62% - 8 Gram (Pack of 300) DAB Pumps making sure that they lock

making sure that they lock out moisture and air

And while it locks in flavor

Granular Citric Acid

Directions for use:

Highly reliable and powerful submersible multistage pumps produce high flow and pressure performances

Boveda 2-Way Humidity Packs 62% - 8 Gram (Pack of 300) DAB Pumps making sure that they lockBovedas patented 62% humidity control packs regulate moisture content, keeping the contents of your containers at the perfect desired level. They dont need any activation or maintenance. Just place them in an airtight container with your items and Boveda technology will do the rest. Only Boveda responds to any atmospheric humidity conditions inside a container by adding or absorbing moisture as needed to maintain the predetermined relative humidity