Feature:1. Made up of environmentally friendly Polyester with high density, elasticity and toughness, anti-impact and tear-resistant and will not cause any harm to our body. The 1cm/0.4in thickness of panel provides moderate sound control on walls or ceilings and is perfect for reducing and absorbing unwanted echoes, waves, reverb and flutter echoes.2. The 1cm/0.4in thickness of panel provides moderate sound control on walls or ceilings and is perfect for reducing and absorbing unwanted echoes, waves, reverb and flutter echoes.3. Comes with compact design and light weight, there are 3 colors for option and easy to shape and cut to size for various combinations without affecting performance.4. With high sound \u0026 heat insulation and flame-retardant ability, great for studios, recording studios, control rooms, home entertainment rooms, home theaters, office and more.5. Easy to dedust and maintain via using vacuum cleaner and duster. While the dirty place also can use towel to add water and scour to wipe out.Specification:Features:Made up of environmentally friendly Polyester with high density, elasticity and toughness, anti-impact and tear-resistant and will not cause any harm to our body.The 1cm/0.4in thickness of panel provides moderate sound control on walls or ceilings and is perfect for reducing and absorbing unwanted echoes, waves, reverb and flutter echoes.Comes with compact design and light weight, there are 3 colors for option and easy to shape and cut to size for various combinations without affecting performance.With high sound & heat insulation and flame-retardant ability, great for studios, recording studios, control rooms, home entertainment rooms, home theaters, office and more.Easy to dedust and maintain via using vacuum cleaner and duster. While the dirty place also can use towel to add water and scour to wipe out.Specifications:Color: Black / Blue / White(Optional)Pack Quantity: 12pcsMain Material: Polyester FiberSingle Pack Size: 36 * 33 * 1cm / 14 * 13 * 0.4inPackage Size: 36 * 34 * 10.8cm / 14.1 * 13.3 * 4.2inPackage Weight: 996g / 35.1ozPackage List:12 * PanelsNote:The product is shipped after compression, and it takes some time to recover rebound before use.Package List:12 * PanelsNote:The product is shipped after compression, and it takes some time to recover rebound before use.