Premium Acoustic Panels & Soundproof Cotton Car Mats - Noise Insulation & Heat Deadening Material with Aluminum Foam Stickers for Hood, Engine & Firewall (Gray) - Perfect for DIY Car Soundproofing & Temperature Control

Self adhesive butyl based rubber visco elastic polymer active layer. Automotive grade adhesive stays bonded even in extreme temperatures.

High quality aluminium constraining layer for maximum noise reduction and sound deadening properties. Superior performance to comparable products.

Making sound more centralized and harmonious by changing the way of sound transmission. It will make the car music playing a better sound effect.

Contains 40% more active material than the Dynamic sound deadening leader.Reducing energy consumption with strong performance of heat insulation.

Improve the vehicle acoustics, this high performance insulation foam will ensure your vehicle stays cooler in the summer and warmer in the winter, making your ride more comfortable.