Guitar Sound Hole Cover for 41 inch Acoustic Guitars Keep stage sound focused and protect your instrument with a simple, effective sound hole cover designed for 41 inch acoustic guitars. This wooden and sponge cover reduces unwanted echoes while allowing you to increase stage volume without changing your guitar position. Key benefits Better onstage sound: Reduces feedback and unwanted resonance so the amplified or mic'd sound stays cleaner and more controlled. Protects the guitar: Soft elastic sponge prevents scratches and damage around the sound hole while fitting securely. Quick and convenient: Compact, lightweight design for fast installation and removal; does not interfere with playing or setup. Versatile fit: Sized to match standard 41 inch acoustic guitar sound holes. Features and performance Material: Wood plus sponge for a blend of durability and gentle protection. Acoustic control: Helps reduce echo and manage stage volume while preserving the guitar tone. Portability: Small and light for easy storage in a gig bag or case. Durable construction: Sturdy outer ring with soft inner sponge to cushion the sound hole. Specifications Condition: Brand Material: Wood and Sponge Color: As the picture shows Available Types: Type #1, #2, #3, #4, #5, #6, Type #7 (optional) Suitable for: 41 inch acoustic guitar sound holes Outer diameter: Approx. 105 mm / 4.13 inch Inner diameter: Approx. 89 mm / 3.5 inch Thickness: Approx. 9 mm / 0.35 inch Weight: Approx. 31 to 34 g Package contents 1 x Guitar Sound Hole Cover (guitar not included) Use scenarios Live performance: Install the cover to reduce stage feedback when using onstage amps or PA systems. Recording: Use during closemic or room recording to control unwanted resonance from the sound hole. Transport and storage: Insert the cover before packing the guitar to protect the sound hole from knocks and scratches. Important notes Slight variations in color and measurements may occur; please allow small deviations. Inner ring pattern for Type #2 will be sent at random. and old versions of this product may be at random. Make sure you are comfortable with the random pattern and version before ordering.