2M Family Sound Absorbing Cotton, Black Environmental Protection Soundproofing Cotton Acoustic Room Treatment Office Conference Room Soundproofing Foam

This product has flame retardant properties and will self-extinguish when it is away from the fire. Waterproof and moisture-proof. Excellent insulation performance Environmental protection and health, sound insulation, sound absorption, noise reduction. High density flame retardant, long-lasting durability. Decorative wall, reusable Color: Black. Thickness: 5CM. Area: 2 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*2M. Material: sponge.