5 Stars
Love Pirani cups! Lightweight and stackable. Easily fit in cup holders and keep beverages hot or cold. Love these bright colors too! Ordered several of the small 10 ounce ones for gifts too, cant wait till they arrive!
Going to the beach or out on the boat? Is your cabinet starting to look like a disaster? Stack our cups to save space!
Our lids are air-tight which make them highly unleakly! Make sure to keep the flap open when taking the lid on and off your Pirani tumblers.
(slide the arrows to compare)
The Pirani Party Tumbler can hold (
) of your preference.Keeps drinks ice cold up to 12+ hrs hours, and hot up to up to 6 hrs hours!
All solid color Pirani tumblers are dishwasher safe, top rack recommended! Patterned (ombre) tumblers are hand wash recommended to keep the colors bright!
While floating isn’t one of the main features of our tumblers, our 16oz and 26oz sizes do float! Just make sure the air-tight lid is securely on and the tumbler is filled about 2/3 to 3/4 full.
Want to see how it works? [Check out this quick tutorial!]
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.