I did a search and didn't find it here, so hopefully this is not a redundant post. In addition, I don't think if this count as "cookware", because I don't cook with it.
Here it goes.
Any one has any experience with double-wall glass.
I have seen them advertized for coffee and stuff. Are they good or hyped. The most popular complaint is that they break. Any input? They look nice, but not cheap. Thanks.