Features Perfect material: adopt an excellent polyurethane material, which is lightweight and has excellent sound and heat insulation. Applicable places: can be used in different scenarios and improves sound effects in recording studios, offices, rehearsal rooms, home theaters, game rooms, etc. Wide use: acoustic panels are used for recording studios, drum rooms, offices and factories and are useful and practical. Noise reduction: acoustic foams effectively reduce noise pollution as they eliminate echoes and background noise by blocking but absorbing sound. GREAT ABSORPTION: Sound-insulating foam panels absorb sound at any frequency, ideal for recording or listening environments. Specification: Item Type:Acoustic Panels Material: polyurethane Use: recording studio, drum room, office, factory Basic parameters: Product size: approx. 30 x 30 x 5 cm / 11.8 x 11.8 x 2 inches. Package list: 10 x acoustic panels. Package List 10 x Acoustic Panels