I assume you mean thermal insulation. It's certainly possible. You will find it in blankets, coats, houses, and many other places.
Insulation is not...
It is DEMOCRATS the burn and loot cities, Sock. It is DEMOCRATS that support crime. It is DEMOCRATS that were rioting on Jan 6th (attacking cops just...
-LOST black votes
-LOST Latino votes
-LOST every county Obama gained
-LOST in Congress
-Broke even on female votes
...but also got more votes than anyone ever, but only after closing Democrat-run states at the end of a landslide defeat & "discovering" truckloads of only Biden ballots & announcing mathematically impossible total reversals in every outcome.