What is borosilicate glass made from? 26 December 2019 15:27 Updated Borosilicate galss is a type of glass, the main elements include silica and boron oxyde. Pleas find more information by cliking hereunder: the secret of our Pyrex® glass Related articles Is there lead or cadmium in your glass products? Difference between Pyrex® USA and Pyrex®Europe Why is the Pyrex logo embossed on the inside of glass products? Can Pyrex® glass be used on the hob? What is thermal shock resistance?