Your are ordering 1 set of 4 pcs Pavina Double Wall GlassesCapacity: 2.5 oz， Espresso/ Shot GlassHeight: 8cm/2.375"Diameter: 8cm/2.375"Dishwasher， Microwave， Oven and Freezer Safe.Usage: Hot and Cold Beverages such as Espresso or as regular shot glasses.