Our Grand 14 oz. Unbreakable Polycarbonate Plastic Water Goblets or Wine Glasses are often mistaken for crystal. These glasses are guaranteed not to shatter or crack! Each or these clear unbreakable polycarbonate plastic wine glasses holds 14 ounces of either your preferred vintage - and are also great for water, when matched with our Grand Unbreakable Polycarbonate Plastic 10 oz. Wine Glasses. These high-quality plastic wine glasses are designed as an alternative to fragile glass stems, and are sold by the individual piece (each) - no minimums required! 7 7/8 inches tall x 3 5/8 inches diameter. Dishwasher safe (top shelf, regular or normal cycles only, no dry heat cycle).