The liner has the same characteristics and good noise insulator properties as rubber foam. It absolutely doesn't absorb water and has no polyurethane foam. It has very low weight, oil and petrol resistant.
The material used is a good insulator! The sound deadener material allows you to deal with both cold and heat. This is especially important in hot climate areas. Well insulated interior is a pledge of good comfort while in the vehicle. Liner heat shield material will solve the problem of excessive heating if your car is equipped with a powerful engine and enhanced exhaust system. It is also easy to use Liner as the hood insulation (hood liner).
Placement of using sound deadener mat:A.Hood B.Celling C.Door D.Cockpit Floor E.Tailgate F.Firwall and U Type Wall J.Front fender H.Front and Back Wheels
1.Waterproof and moistureproof 2.Good backed self adhesive 3.Easy to install/handle/cut flexible.