Bedroom Soundproof Cotton, Recording Studio Sound Absorbing Cotton, Industrial Soundproofing Acoustic Panels, 10 Pieces (Black) (Purple)

Features: sound insulation, sound insulation, polyester fiber composite rubber, sound absorption and noise reduction, prevent sound transmission, easy to install Product Name: Acoustic Panel Office / / Color: Black, Red, Yellow, Purple, Blue / / Size: 50 * 50 * 9CM / / Quantity: 10;