12 Pack Acoustic Pyramid Studio Foam 5cm x 50cm x 50cmBrand NewQuantity: 12Size: 5cm High x 50cm Wide x 50cm Deep 5mmAcoustic Foam is self extinguishing and offers excellent sound absorbing qualities over a wide range of frequencies; It is easy to handle cut and install; The product is available with a wide range of functional or decorative facings and fabrics. Specifications: Great design for low frequency sound absorptionAbsorb sound, keep warm, heat insulation, good elasticity wall