Replace Boveda packets every three (3) months. Just slip these refills into the Boveda Holder(s) from your B49HA Starter Kit and slide them back into your case. Set up a subscription to get replacements auto-shipped to you every three (3) months, so there's no lapse in humidity protection.
Reviews
4.5
8 ratings
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Boveda 2-way humidifier packages
Ever since I learned about the Boveda humidifier packages I’ve been using them for all my stringed instruments. They give me a piece of mind that the instruments will always be in great shape. They are easy to use and no mess. I highly recommend them.
G
George · June 16, 2026
Boveda 20 pack
Great, does its job.
E
Elias · July 15, 2026
Amazing product
They kep your humidors at a constant temperature better than water.
When the packet gets hard just put in a new one