Height: 4 Inches 

Width: 3.8 Inches 

Weight: 0.46 Lbs 

Material: Ceramic Hand Painted

A Pythagorean cup (also known as a Pythagoras cup, greedy cup, cup of justice, tantalus cup or I Koupa Tis Dikaiosynis) is a practical joke device in a form of a drinking cup, credited to Pythagoras of Samos. when it is filled beyond a certain point, a siphoning effect causes the cup to drain its entire contents through the base.