article number: MBVMSK49HASM
product id: 56461

starter kit 1x 70gr 49% high absorbence, with 1 single holder
If you live in high humidity year-round, here's the solution to keep guitars and other wood instruments in the moisture safe zone. Tested in a lab at rainforest-like conditions! Absorbs 3x more moisture than Boveda 49% RH.

Using Boveda High-Absorbency in an instrument case:

Protects wood instruments from warping in year-round extreme humidity level of 50+% (Lower humidity? Shop Boveda 49% RH for wood instruments here.)
Staves off mildew build-up
Automatically maintains constant RH between 45% and 55%—the safe zone for wooden instruments
Prevents humidity fluctuation from going in and out of air-conditioned venues, playing outdoors or traveling by air