12x Acoustic panels. -With a thickness of 9mm, it weighs 140 kg/m3 and therefore has a high level of sound insulation. -It is made of high-density polyester with a density of 230 kg/m³, a high-quality material that ensures excellent sound insulation.
eBay
It is also backed with a non-tear silver foil on one side this also assists keeping the radiation heat in when it’s cold and out when its hot it works at its best when the silver foil is facing an open space.
eBay
FeaturesNo-Dust Material, Soundproofing Insulation. Used Anywhere: The acoustic foam panel great for spot treating sound on walls in your studio or office. Easy to shape and cut to size, the change won't affect performance.
eBay
With adhesive cotton insulation, it can be installed in any part of the car, such as doors, roofs, floors, hood, trunk room, trunk lid etc. Material: Insulation Cotton Foam. 1 x Sound Proof Insulation Foams.
eBay
12x Acoustic panels. About Disassembly: If dismantling is needed, heat the sound insulation board with a hair dryer before peeling it off. High-Quality Material: Made of 100% high-quality polyester fiber material；soundproof foam panels for walls are durable and wear-resistant；made from recycled plastic bottles and safe to use.
eBay
• 1/2 Set Studio Monitor Acoustic Panels. You can lay the monitor speakers vertically forward, tilt forward or tilt backwards in different combinations to find your own best listening direction. • Made of the highest quality and elastic sound-absorbing foam and with reasonable structural design, the pad can effectively reduce the resonance caused by sound vibration, making the sound more real and accurate.
eBay
The high rebound soundproofing foam is consist of two layers. One is low density part and the other is high density part. Two layers together stop the noise effectively with the foam cell structure for maximum noise absorption.
eBay
The principle of the soundproofing foam is that the sound inside the sponge is repeatedly reflected back and forth, thereby achieving the effect of noise reduction and sound absorption. How To Recover The Normal Size Of The Acoustic Foam.
eBay