24 pcs acoustic foam panels, 2 Inch X 12 Inch X 12 Inch sound proof padding, sound insulation egg crate panels foam board[Fireproof and eco-friendly] sound-absorbing foam is fireproof, stops fire from spreading and reduces intensity. The material used to make them is formaldehyde-free. Cleaning is simple and requires a light vacuuming of dust from time to time. [Thicker is better] achieve the best sound absorption and reflection, with our 2-inch thick soundproof wall panels, achieve the maximum surface area in case of sound control as much as possible. Easy to shape and cut to size, adjusting the shape you like and will not affect the performance. [Improves sound quality] An excellent way to deal with echos in relatively large spaces such as training rooms and gyms. The egg crate minimizes interference and disperses mid and low frequency sound waves and they are durable. [Wide Application] Improve the sound quality of your studio, auditorium, or gym with professional acoustic control. Take your recording quality from good to legendary with these studio-grade acoustic panels. A high-quality spot treatment for offices, game rooms and other small spaces. Color: BlueMaterial: Polyurethane Size: 30x30x5cmPackage Contents:24*Acoustic Foam PanelsOnly the above package content, other products are not included. Note: Shooting