Boveda High-Absorbency 49% RH Single Size 40

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

This single refills:

• Directional Starter Kit or Single Fabric Holder for displaying and/or storing:
  
  • Acoustic guitar
  • Semi-hollow body guitar
  • Hybrid electric or acoustic guitar
  • Acoustic or electric bass guitar
  • Ukulele
  • Mandolin
  • Any string instrument with a center sound hole or port
  
  
• Single Fabric Holder for storing:
  
  • Violin
    
  • Viola
  • Clarinet

Product details