Pyramid Acoustic Foam (Single) 2" 12" x 12" covers 1 sq Ft - SoundProofing/Blocking/Absorbing Acoustical Foam - Made in the USA! Single Pyramid Special! 2" Thick x 12" x 12" Charcoal Color - Covers 1 sq Ft High NRC Rating of .71 Made in the USA! Perfect for smaller projects or filling in larger kits