These 4 iridescent oil slick rainbow glasses are a beautiful addition to any collection. Measuring 6'' x 3-1/4'', they are perfect for sipping your favorite beverage. The glasses are unmarked, making it difficult to determine the brand, but their quality is undeniable. Insides have very few marks. Just amazing to watch the colors change. These have to be from the 70’s because the are just psychedelic. :)

The multicolor oil slick pattern adds a unique touch to these vintage tumbler glasses. They are made of glass and have a clean, EUC finish. Perfect for any occasion, these glasses are sure to impress your guests.