Pyrex Measuring Glass 0.5L The Pyrex Measuring Glass 0.5L has a capacity of half a litre and is made of borosilicate glass. Borosilicate glass has a number of advantages. For instance, this glass is scratch-resistant, dishwasher-safe and also suitable for oven, microwave and freezer use. The measurement units are clearly indicated with red lettering. This measuring glass is perfect for measuring off various ingredients.