Features

• Designed for acoustic guitar with 100mm 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.
• Can also be used as a normal sound hole cover to eliminate unwanted feedback.
• Soft rubber covers the insert edge, no damage to your guitar.

Specifications

• Material: Plastic + Rubber
• Compatible Sound Hole Size: Dia 10cm / 3.9in
• Item Size: 11 * 1cm / 4.3 * 0.4oz
• Item Weight: 53g / 1.9oz

Package Included

• 1 x Sound Hole Cover
• 1 x Sponge
• 1 x Bag of Desiccant