20PCS Sound-Absorbing Cotton, Color Square Soundproof Wall Stickers Fireproof Moisture-Proof Sound-Absorbing Cotton (Blue) (Red)

Acoustic Panel: Environmental pyramid sound-absorbing cotton, polyurethane foam sponge material, sound absorption and soundproof, environmentally friendly, pressure resistance, durable. Acoustic Panel: High quality, high cost performance, good resilience, adaptability to various installation environments, full color. Acoustic Panel: Wide range of application, durability, beautiful decoration, quick installation, flame retardant, safer to use. Acoustic Panel: Tips: This product is not sticky. After the customer receives the package, they need to buy glue to install it. Installation is simple and convenient. Acoustic Panel: Color: Gray, Red, Purple, Yellow, Blue / / Size: 50*50*5CM / / Quantity: 20 / / Area: 5 square meters.