Original brand new Dynamat 10455 Xtreme Bulk Pack 36 SQ FT (9 Sheets)Dynamat 10455 Xtreme Bulk Pack 36 SQ FT (9 Sheets)Dynamat Xtreme is a patented, lightweight elastomeric butyl and aluminum constrained-layer vibrational damper. The Xtreme Series adapts and conforms easily to sheet metal and other hard metals vehicles are made of. This material works best for temperature ranges between 14°? 140° but can withstand ranges between -65° - +300°. Xtreme ApplicationsDynamat Xtreme Bulk Kit Sound and Vibration Damping/Deadening for the Entire CarDesigned for use on rear decks, doors, floors, and the floor of your truck contains nine 18" x 32" sheets of DynamatGet more bass, more music, lower road noise and better sound for your car audio system and SPL to your vehicle improves bass quality reduces bass distortionTotal of 36 sq. ft Easy self-adhesive application commonly referred to as Sound DampeningThis is a universal product and works with all DJ, Pro Audio, Home Audio Car Audio equipment