Bookishbunny 12 Pks Acoustic Foam Panels Wall Record Studio Soundproofing Damping Fire Resistant 12 x 12 x 1 Black GREAT FOR SPOT TREATING YOUR LISTENING ENVIRONMENT - For use in recording studios control rooms home studios home entertainment theaters. CONTROL YOUR ROOM S ACOUSTICS - Reduces standing waves and flutter echoes in small to medium sized rooms. 12 Pack covers 12 square feet - Each tile is 1 square foot of 1 inch thick. Fire Retardant - passed the Class A ASTM E84 test! Mix and match colors for a custom look! Please allow a few days for the foam tiles to return to their original shapes after the compressed package is opened.