Usage Tips: Description Are you looking for practical sound absorbing panels? If yes, look no further! The soundproofing panels must meet you needs. These sound-absorbing panels help to create a quiet environment in small and medium-sized rooms by reducing reverberation and sound reflection. Perfect for home recording studio, speakers, etc. Features -Material:Polyurethane -Size:About25.00X25.00X5.00cm/9.82X9.82X1.97inch -Wedge foams provide moderate sound control on walls or ceilings, especially ones not parallel to the floor. -After special treatment device side triangular groove shape formed by the complex process of foaming silencer, sound-absorbing, sound insulation, shocking absorption sponge materials. -Pyramid shape design, not only work as soundproof panel, also good as decorative surface. -It is made of good quality materials and has a long service life. -A set of sound-absorbing panels, enough to meet your needs. Packing list: 12 x sound-absorbing panels