hood insulation

Hi all, hope all is well in mopar land:I see there is a few sites on hood insulation Dont know how good thease ones are.Any help would be great.My car is a B body ya i know this is A body site but I hope to get anouther 69 Dart soon.Should have NOT sold the old 69er:angry7: Thankssssssssssss for the feed back.:-D