General description Our 48 Pieces Wall Panel Treatment Studio Pyramid Soundproof Acoustic Foam is designed to enhance sound quality in small to medium-sized rooms. Made from high-quality, flame-retardant, and environmentally friendly materials, these foam panels effectively absorb sound, reduce waves, reverberation, and flutter echoes. They are safe for use and maintain their sound insulation properties permanently. Technical specifications Size: 30 x 30 x 2.5 cm Material: Polyurethane Color: Black + Gray Package Contents: 24 x Black Soundproofing Foam, 24 x Gray Soundproofing Foam Measurement allowed error: +/- 1-3 cm Installation To install the acoustic foam panels, it is recommended to apply adhesive to the four corners and the center of the back of each panel before sticking them to the wall. Alternatively, spray glue can be used for installation as needed. Usage These soundproofing foam squares are an economical solution for improving sound quality in various settings, including