These types of drinking glasses serve three main purposes: they're clear so you can see your beverage, they're broad at the top so you can maintain a foamy head, and they hold exactly one pint of liquid. They're mainly used for beer but are perfect for soda and water as well.
Is clear drinking glass transparent?
It's a translucent object: Materials like air, water, and clear glass are called transparent. Translucent objects allow some light, and to travel through them.