Description This is a soundproofing panel, which are made of high-class materials, durable and can be used for a long time. These sound insulation boards are denser, thicker, and more uniform, which produces more sound absorption effects. Features -Color:White -Material:polyester fiber -Size:30.00X26.00X0.80cm/11.79X10.22X0.31in - These sound insulation boards are denser, thicker, and more uniform, which produces more sound absorption effects. - Sound absorbing material reduces the reflection of the sound produced in the room and attenuates the sound. - These soundproofing boards can be used as soundproof boards for walls, ceilings and doors. - They help to create a quiet environment for small and medium-sized rooms. - Sound absorption and noise reduction, safe and environmentally friendly, very practical. These sound insulation boards are denser, thicker, and more uniform, which produces more sound absorption effects. Sound absorbing material reduces the reflection of the sound produced in the room and attenuates the sound. These soundproofing boards can be used as soundproof boards for walls, ceilings and doors. They help to create a quiet environment for small and medium-sized rooms. Sound absorption and noise reduction, safe and environmentally friendly, very practical.