Insightful topic debates on Glass dildo:

Steel vs. Glass. Vs. Wood, Which is better?
What do you guys like best? Glass, Steel, or Wood, and why?

#AskEden - SSA Glass discontinued?
Has Eden stopped carrying SSA Glass dildos? I really liked their products, but it seems like every single product by them is out of stock. Are they...

Best for glass
What is the best lube to get for use with glass toys?

Clit O' Steel Satisfying Toys
Alright ladies, and their partners who love them, we keep talking about having clits of steel that require real power to get us to orgasmic heaven....

Glass Dildos
Wondering what is your opinion of glass toys. We haven't tried them yet but are curious as to whether they are worth getting? I Like that they are...

Pyrex is a brand name.

If you look back to about a year ago in the "Interview" section, Kevin from Xhale glass answered this question...I think.

I thought they were basically the same thing. Darn, even I didn't know Pyred was a brand name.

Ahhhhh. I thought I'd ask cause someone bought a tempered glass toy and said they wished it was a Pyrex. I was curious as to the difference.
Thanks for that, I'll go see if I can find that.

Pyrex is borosilicate glass, which is stronger and different from tempered glass. Tempered glass is still stronger than regular glass, but it is easier to scratch. True Pyrex is incredibly resistant to thermal shock and shattering, and it's why it's been used in lab settings for so long.

I never knew the difference... always thought they were the same thing. Glad I read this now.