Product Name: Heat-resistant borosilicate flower teapot
Material: Thick borosilicate glass
Instantaneous temperature difference:-20~150℃
The book sword temperature difference can reach 20 to 150 degrees, and it is safe to install boiling water for 12 hours.
It is lighter and stronger than ordinary glass, and is still bright as new.
The high borosilicate glass, which can be seen in insomnia, is thicker and more durable.