Lizard Skin sound deadener

[69 mayflower]

Anybody,out there ever use this stuff?Does it work well as an undercoating?Will it stand up to being on the exterior underside of a car?Waterproof? Any info is appreciated.Thanks

 

[Propwash]

heard it was ok, but I would check out their website as well as check on some online reviews (in addition to here).

Welcome aboard from the lower 48 by the way!