10 Best Acoustic Guitar Humidifier of December 2025

• Protects your guitar without damaging the finish
• Suspended by the strings, never touches the guitar body
• No clips or fasteners which can scratch the guitar finish
• Exclusive non-drip design releases moisture evenly and slowly

D'Addario Accessories

• Martin humidifiers are made from the finest materials available.
• The water suction stem within the Martin humidifier absorbs ten times its weight in water
• Slowly emits moisture through the holes.

Martin

• Designed for Acoustic Guitar with 101-103mm sound hole diameter.
• Used as a guitar Humidifier, simply moisten the included sponge and install for reusable humidification.
• Working as a Guitar Dehumidifier, using the included desiccant to absorb moisture around your guitar.
• Be used as a normal sound hole cover to eliminate unwanted feedback.
• Soft rubber covers the insert edge, no damage to your guitar.

Muslady

• Preserves the wood on acoustic guitars by keeping conditions at the proper humidity
• Prevents wood from drying out at cracking
• Fits sound holes 3 3/4" to 4 1/8”
• Easy to use
• Made in USA

Kyser

• FOR YOU: 1x Oasis OH-1 Guitar Humidifier
• YOUR USE: Gives the humidification to your instrument it needs in dry seasons
• YOUR PERFORMANCE: Designed for soundholes to maintain humidity inside the guitar body
• BEST MATERIALS: Comes with a stabilizer bar for mounting the humidifier and a 10 cc. syringe for distilled water filling control
• BEST QUALITY: Safe and effective desgin - Made in USA

O Oasis

• FOR YOU: 1x Oasis OH-5 Plus+ Guitar Humidifier
• YOUR USE: Gives the humidification to your instrument it needs in dry seasons
• YOUR PERFORMANCE: Designed for soundholes to maintain humidity inside the guitar body
• BEST MATERIALS: Comes with a stabilizer bar for mounting the humidifier and a 10 cc. syringe for distilled water filling control
• BEST QUALITY: Safe and effective desgin - Made in USA

O Oasis

• Specialized sponge holds 12x its weight in water
• Longer time between refills
• Stopper allows quick status check without removing the container from the guitar

D'Addario Accessories

• The first two-way humidity control that maintains a constant 45%-50% relative humidity level within your instruments case
• Protects your instrument against warping, cracks and other damage cause by lack of humidification
• No more manual adjustments based on seasonal changes, geographic locations, temperature, or other factors Unlike refillable humidifiers
• Eliminates the guesswork and anxiety of maintaining your instrument’s proper humidity level

D'Addario Accessories

• Long-lasting, low-maintenance acoustic guitar humidifier
• Safely releases moisture evenly to eliminate warping, shrinking, and cracking
• Innovative Humid-i-Bar sponge holds 10x its weight in water and features anti-drip, no-mess material
• Convenient quick-flip top lets you check if Humid-i-Bar sponge is wet or dry
• Hangs from the strings to safely release moisture in sound hole

MusicNomad

• WE’VE TAKEN EVERYTHING YOU HATE ABOUT HUMIDIFIERS AND MADE THEM DISAPPEAR.
• The infuriating caps, lids, sponges and syringes. GONE.
• The absurd hanging between strings, stopping you play. HISTORY.
• The insane re-purchasing of beads, sponges and crystals. ELIMINATED.
• DESIGNED SO YOU CAN CARRY ON PLAYING WHILE HUMIDIFYING. TAKES SECONDS TO REMOVE. Made to last. Enormous Capacity. Leak Free. PET-1 guitar humidifiers hold 75ml - Double Any Other. No Distilled Water Required. No Lids to Lose. No Liquids to Leak. No Sponges to Fill. High-tech polymer core. Expandable Monofilament Outer Shell.

Prolix Music