IMPROVED ACOUSTIC QUALITY - By deadening unwanted sound using absorption panels, you can make other sounds much clearer. This leads to improved intelligibility of speech in lecture rooms or performance venues. It can also help in retail and dining environments, so time isn't wasted trying to catch what people are saying. REDUCE STRESS - Cutting out unwanted noise can help to reduce stress levels too. If people can clearly hear what's being said, they're less likely to become irritated and frustrated by their inability to understand what's going on. EASY TO INSTALL - You can attach sound acoustic panels to your ceilings or hang them on the wall. Whether you need to install acoustic panels for your conference room, theatre, entertainment venue or any other setting when controlling and managing the level and quality of sound is paramount, you can heave a sigh of relief that you won |t have to sweat over it. AESTHETICS - Comes in many different styles that enhance the beauty of each space and blend with its interior design, ranging from the different colours to different thickness and size, depending on your specifications and needs GREAT VALUE FOR MONEY - Pyramid foams are among the most affordable options available. Product description Specifications: Material:Polyurethane The sound effects, suitable for studio and KTV etc; Applied to: Studio, Piano room, Drum room, Anchor's room, Home Theater, KTV, Meeting rooms, Instrument rooms, etc. soft sponge, no dust, high density; Pyramid sound-absorbing sponge with beautiful appearance and good acoustic characteristics, its greatest feature is: due to its pyramid shape, it provides little diffusion, it makes you sound more dynamic. Shape: Concave-convex surface Material: Polyurethane Form: Microporous Specification: 25*25*5cm Note: Please allow 1-5 mm error. 12pcs/package Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you