The Libbey Misty Blue Vintage Optic Swirl Drinking Glasses Tumblers Set of 9 is a beautifully designed set of glass tumblers originating from America in the 1970s. Featuring a contemporary style with a glossy finish and a swirl pattern, these tumblers are 6 3/4" in height and have a capacity of 20 oz. Made by the Libbey brand, these original pieces are dishwasher safe and perfect for all occasions, adding a decorative touch to any table setting. With a pressed glass production technique and an impressed backstamp, these tumblers are a vintage find that is sure to enhance any drinkware collection.