What’s that can cooler thing called?

[Goober 1,555]

I like coozies but i really like the type that coils up — what are they called?

i coil mine up on my handlebar when I’m not using it. It holds my garage door opener too. 
 

edit it’s called a Slap Wrap! Thanks for everyone’s help LOLs 

Edited October 21, 2020 by Goober