Favorite Glass toy?

Collection of related topics on Glass dildo:

Ignoring aesthetics, which glass or steel toy is the best?
Ignoring aesthetics, which glass or steel toy is the best?

Maybe a weird question about glass....
I've never used one.. and its probably silly of me to think this, but how safe is it? I mean, could it break (inside)? I talked with my boyfriend...

Are glass dildos a harder material than hard plastic dildos?
I'm just exploring all about glass and want to learn as much as possible about it before buying, if I buy.

glass metal plastic balls
what balls do you prefer

Best glass dildos for beginners.
Which do you think is the best? I want one but really unsure of which to get.