Self-adhesive sound-absorbing cotton, 5cm thick acoustic panel for hotels and apartments soundproof cotton (green) (green)

Acoustic Panel: Bottom composite rubber and plastic sound insulation layer with wavy sponge sound absorbing layer, self-contained oily self-adhesive low grade environmental protection. Acoustic Panel: Waterproof and moisture proof, excellent workmanship, good sound insulation, long service life, reusable. Acoustic Panel: Good sound insulation, flame retardant, using healthy and environmentally friendly materials to reduce noise. Acoustic Panel: Tips: This product is designed with self-adhesive glue. It can be installed immediately after the customer receives the package, and the installation is simple and convenient. Acoustic Panel: Color: Green, Blue, Yellow, Orange, Black/ / Size: 1*5M // Thickness: 5CM // Area: 5 square meters;