It’s a big enough problem that products are sold and even given away specifically to combat the issue.
Also, the aluminum drink can was invented in 1959, and the koozie started becoming a thing in the early 70s. But I’m sure people were insulating their cans with DIY koozies before then.
We’ve been storing and drinking beverages in aluminum cans for like a century now and this hasn’t been a big problem.
It’s a big enough problem that products are sold and even given away specifically to combat the issue.
Also, the aluminum drink can was invented in 1959, and the koozie started becoming a thing in the early 70s. But I’m sure people were insulating their cans with DIY koozies before then.
Did you know you can get pint glass koozies, just like for cans?
Eg
We also have those nice paper sleeves for coffee cups that would do the job as well. At least where you touch.
So it’s an already-solved problem for this application.