How much liquid does the Pirani party tumbler hold?
The Pirani Party Tumbler can hold 16 oz, 475 mL of your preference.  That is an equivalent to 2 cups, a bottle of water or a pint of goodness.

How long will drinks stay cold?
Keeps drinks ice cold up to 12 hours!

Are they Dishwasher Safe?
You bet your bottom dollar! What kind of tumbler do you think this is!?
We do recommend you hand-wash your lids.

What does Pirani Mean?
Marcello Pirani was a German physicist that invented a vacuum gauge, which is one of the main tools used during manufacturing of the Pirani Party Tumbler.