Soundproof Cotton, Thick and Durable Sound Absorbing Cotton Drum Room Piano Room Acoustic Panel Thickness: 3CM (Black) (Gray)

This product has flame retardant properties and will self-extinguish when it is away from the fire. Waterproof and moisture-proof. Excellent insulation performance Improve sound clarity, optimize sound quality, sound insulation, sound absorption and noise reduction. High density flame retardant, long-lasting durability. Decorative wall, reusable Color: gray, black, beige, yellow, orange Thickness: 3CM Area: 5 square meters Applicable scenes: drum room, piano room, bar, KTV, bedroom, hotel, opera house, kindergarten, theater, recording studio, conference room, concert hall, etc. Size: 1×5M Material: sponge