If vibration damping is the goal, then this is the product. Boom Mat Heavy Duty Damping Material is a flexible extensional viscoelastic damping material designed to provide maximum damping efficiency in the most demanding applications. Designed for use on large flat metal areas with minimal contours. Perfect for exposed areas where a paintable textured finish is desired. Currently available in 24 x 54 (.070 thick) Use as a first layer instead of Boom Mat Damping Material for larger flat metal areas without complex contours.