Every respectable smokey, grower or merchandiser knows the importance of stashing their stash. The old timers will set you straight: Boveda, the simplified curing storage solution. The patented 2-way humidity control perfectly preserves the aroma and freshness of your flower so that you never face the living nightmare of stale or mouldy weed. Check the chart to fit the sachet size to the job. 58% or 62% - both are suitable for weed: determine by season and climate.