Classical architecture Size: 3" x 36" x 48" (approx) Each unit will have 6 pieces of Triglyph Core and 10 wings.; Noise Reduction: 80-90%; Color: Charcoal For decorative purposes, The Acropolis of Athens is an ancient citadel located on a rocky outcrop above the city of Athens and contains the remains of several ancient buildings of great architectural and historic significance . Eliminates Standing Waves And Flutter Echoes ; Reduces Unwanted Reflections; The particular type of column Acoustic foam and entablature they use as a basic unit. A column consists of a shaft together with its base and its capital. The column supports a section of an entablature, which constitutes the upper horizontal part of a classical building and is itself composed of (from bottom to top) an architrave. Good for studios, recording studios, vocal booths, control rooms.Design – Core is Baffle (Triglyph) shape wedges and it will be 3 inches thick; Wings are triangular shaped foam placed on the sides or whatever creative purposes you have in mind. ✓Every Foam Sheet is Cut And Made Here In The USA and CertiPUR-US Certification Low VOC (Volatile Organic Compound) emissions for indoor air quality (less than 0.5 parts per million) Made without ozone depleters mercury, lead, and other heavy metals formaldehyde phthalates regulated by the Consumer PrProduct Care: Occasional Vacuuming of Dust , These panel kits install quickly to help absorb sound, reduce echo and improve speech intelligibility. All our kit materials are manufactured in the USA.