10PCS Soundproofing Foam Panels, Square Stripe Sound Absorbing Cotton for Drum Room Piano Room Acoustic Room Treatment (Purple) (Purple)

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: gray, black, purple. Quantity: 10 pieces. Area: 2.5 square meters. Applicable scenes: drum room, piano room, bar, KTV, bedroom, hotel, opera house, kindergarten, theater, recording studio, conference room, concert hall, etc. Size: 50×50×5cm. Material: sponge.