Dynamat PLAIN PAK Xtreme (8) Sheets 18"x32" 32 FT&sup2; Bulk Consumer Grade Sound Damping Genuine Dynamat Xtreme - Factory Fresh 32 Square Feet Total 8 Sheets - each is 18" x 32" Adhesive Backed - Self Stick Use on decks, doors and floors. You can also use it on the trunk lid and behind panels