Boveda 2-Way Humidity Control Packets 40 gram 4-Pack

Product Overview

 Using Boveda to balance humidity in an instrument case:

• Requires zero maintenance—no more filling messy hoses and snakes and wetting sponges
• Maintains an ideal relative humidity range for instruments 45–55% RH, the industry standard for wooden instruments.
• Prevents wide fluctuations in humidity that cause the wood to expand or shrink, and degrade its performance abilities
• Replace Boveda 2-way humidity packs every three (3) months
• contains 4 packs 40g each

Holder not included.