Dodo Mat DEADN Hex 50 SheetsDodo Mat DEADN Hex is a self adhesive, foil backed sound deadening vibration damper. Simply cut, peel & stick Dodo Mat DEADN Hex on the interior sheet metal of any vehicle to recuce unwanted vibrations & structural noise. Make those panels as dead as a Dodo! Dodo Mat DEADN Hex has a high grade butyl compound for better sound deadening & vibration control. To maintain flexibility and ease of cutting we also employ our unique Hex embossing pattern. Dodo