If you come to Thailand and buy some beverage around street market of cart. They'll wear this to your glass :) In my opinion, I think is good to handle, hang on anywhere, and hold the glass without getting wet.
Ohh..It can prevent your hand to get frost LOL Share me if you have something like this in your country :)
Leave me some comment, How do you think about this gadget? Thanks for visit my blog and have a good day ;)