Automatic 2-way humidity control for wooden instruments.
The Boveda Humidification System provides the ideal environment for your cherished cello, acoustic guitar or double bass. Three 49% RH packets and leakproof holders stabilize humidity levels between 40-60% to avoid damage from cracking, warping or glue failure. As an automatic two-way system, Boveda packs require no maintenance—just drop them in and your instrument is protected.
Features
Three Boveda 49% humidity control packets for large wooden instruments
Double leakproof packet holder and single leakproof packet holder included
Automatically maintains 40-60% relative humidity in instrument case
Pure water and natural salts in leakproof membrane for precision humidity control