12 Pack- 1" X 12" X 12" Acoustic Panels Studio Foam Wedges 12 Acoustic Foam Panels uncompressed and in prime condition. Excellent for improving Commercial/Home Offices and Studios - Recording Studios, Vocal Booths, Control Rooms, Home Entertainment Theatre, Gaming Rooms 12 Pack Covers 12 Square Feet - Each Tile is 1 Square Foot of 1 Inch Thick Acoustic Panel For Professional Acoustic Sound Control - Reduces Reverb, Sound Waves, Fluttering Echoes, and any residual sounds. MADE IN THE USA - CA Technical Bulletin 117