Reduces Road Noise & Dramatically Improves Thermal Insulation To Create A Super Quiet & Easy To Cool Interior Compartment Fits All 4-Door Body Styles Including Wagons Easy To Install-Just Trim, Peel & Apply Aluminum & Urethane Composite Material Super Thin Only 1/8 Thick No Adhesive Required Easy To Cut Will Not Dull Scissors Or Knife Easy To Form Shape & Apply To Inside Of Doors Includes (30) 12 x 12 Insulation Tiles Insulation R Value 2.5