Boveda 2-Way Humidity Control RH Refill for Fretted & Bowed Wood Instruments - Size 70g - Single

Boveda 2-Way Humidity Control 49% RH Single Pack

• Simply remove the plastic packaging and place the sealed pack in your case Mess Free
• No water, sponges, tubes, refills or reservoirs needed 2-Way Moisture Control
• Boveda removes or replenishes ambient humidity as needed to maintain a consistent specified RH (Relative Humidity) level Protect Your Investment