The 500ml is the most rare and most sought for glass.

Era: DDR (East Germany)
Quantity: Set of 2 glasses
Volume: 0.5l 500ml
Dimensions: Height: 16 cm, Diameter: 7.5 cm
Class A - excellent vintage condition, almost like new

Features:

    Durable: Chemically hardened using an ion exchange process for five times the strength of regular glass.
    Stackable Design: Lightweight and space-saving, perfect for everyday use or special occasions.
   

https://en.wikipedia.org/wiki/Superfest

Grab these durable, collectible pieces of history today! Perfect for vintage glassware enthusiasts.