IMPROVED ACOUSTIC QUALITY - By dampening unwanted sound using absorption panels, you can make other sounds much clearer. This leads to improved speech intelligibility in lecture halls or performance halls. It can also help in retail and restaurant settings, so time isn't wasted trying to catch what people are saying. REDUCE STRESS - Reducing unwanted noise can also help reduce stress levels. If people can clearly hear what is being said, they are less likely to become irritated and frustrated by their inability to understand what is happening. EASY TO INSTALL - You can attach acoustic panels to the ceiling or hang them on the wall. Whether you need to install acoustic panels for your conference room, your theater, your entertainment venue, or any other environment where controlling and managing sound level and sound quality is paramount, you can breathe a sigh of relief that you don't have to sweat over it. AESTHETICS - Available in many different styles that enhance the beauty of any space and blend into the decor, ranging from different colors to different thicknesses and sizes, depending on your specifications and needs. GREAT VALUE FOR MONEY - Pyramid foam is among the most affordable options available. Product Description Specifications: Material: Polyurethane Sound effects, suitable for studio and KTV etc.; Applicable: Studio, piano room, drum room, anchor room, home theater, KTV, meeting room, instrument room, etc. Soft sponge, no dust, high density; Pyramid sound-absorbing sponge with beautiful appearance and good acoustic properties, its biggest feature is: Because of its pyramid shape, it provides slight diffusion, making your sound more dynamic. Shape: Concave-convex surface Material: Polyurethane Shape: Microporous Specification: 25*25*5cm Note: Please allow 1-5 mm error. 12 pcs/pack Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!