The phrase "thinner glass" refers to a type of glass that is not as thick or heavy as normal glass. It is a way to describe glass that is lighter, more fragile, and easier to break.
Sentences with «thinner glass»
The bottom part of the screen has made of very thin glass. (e-ink-reader.ru)
Well, unless you have particularly thin glass on your windows, or live in an old apartment building. (romper.com)
The wicked thin glass body accompanied by its metal frame design give you a premium feel though. (themrphone.com)