Undercoating opinion

[NEVER ENOUGH]

I've been thinking about re-undercoating the car. It's already been done, but needs some cleaning and want to redo it.
I was looking around a bit for some ideas and ran across this.
What do you think of the links below? Open to suggestions of other products as well.
Firewall link click here

YouTube - Second Skin Audio.com Firewall Thermal Coating Sale
Thanks

 

[NEVER ENOUGH]

ttt

 

[CHANCE]

I'm going to use the DIY spray on bedliner for an undercoating, it should be good and tough

 

[NEVER ENOUGH]

Still wondering about the product listed in the initial post.

 

[regal81455]

Not sure about the 2nd skin - but I used lizardskin ( similar Im pretty sure ) and it turned out awesome! Not sure exactly where sw of chitown you are but more than welcome to come by and see the end result.