Borosilicate glass has been used in laboratories for decades because it is able to withstand rapid cooling and heating without shattering.
These tea pots can withstand temperatures between -4F and 248F (-20C to 120C)
This glass is crystal clear and used in high-end restaurants, wineries, and laboratories.
Watch your tea steep in style!
380mL = ~12 oz
750mL = ~25 oz
Made in China