Borosilicate Glass, is a refractory material different from conventional soda lime glass commonly used at home.
Some of the benefits of this type of material are:

  It is highly resistant to thermal shock.
  It is very durable, which makes this products easy to handle at daily use
  Its low expansion coefficient permits its use under extreme temperature conditions.
  Boroclass blender jar can be taken hot from the dishwasher and used immediately to prepare a frozen drink.
  With proper use, It can last for many years maintaining the same appearance, transparency and resistance.
  Does not scratch or stain and does not retain odors.
  It is a highly secure material which is also used for laboratory products.