Pulsar SuperGlide Glass Mousepad L (Red)

Premium Glass Mousepad
The ultimate in performance and durability, with a top layer of super strong aluminosilicate glass and a unique surface pattern for fast glide and good stopping, and a bottom layer of high-density silicone for a secure grip.
 
ALUMINO-SILICATE GLASS
Aluminosilicate glass, also known as Gorilla Glass, is a type of chemically strengthened glass that is used in a variety of applications, including mobile phone screens, tablet screens, and laptop screens. It is known for its high level of durability and resistance to scratches and cracks. It is made by ion exchange process in which the surface of the glass is bombarded with ions of a specific element, such as potassium, which causes the surface of the glass to become harder and more resistant to damage.

Basically, This is a super strong glass.