Product Description: Sound deadening material is made from top quality foam material with a aluminium outer coating, and will eliminate vibration, rattles and drumming on body panels including car and commercial vehicles. caravans, motorhomes, vans and machinery. Also suitable for speaker cabinets and many other applications. It is also suitable for use in extremes of hot and cold temperatures, making it suitable for use on both the underside and internal body panels including under the bonnet. Specifications: .