Dodo Mat DEADN DUODodo Mat DEADN DUO This unique product offers two essential layers in one simple application! With soundproofing, & insulation combined, this product is perfect for floor and boot areas of the vehicle and will kill vibrations, block noise and insulate the panels. Simply peel & stick onto the metalwork in one easy application. Sound Deadening Layer Dodo Mat DEADN DUO has a 1. 5mm butyl rubber deadening layer to reduce vibration from the panel and act