When you can't decide on the perfect custom imprint, or you want a favor that works for both your Prom and After-prom Party, our Prom Mason Jar Mug has you covered. The 16 oz. clear glass mug comes in a classic mason jar style with a handle for easy use. Our stock Prom design with the year is featured on the front in black as shown. Because it comes pre-printed with no customization, this glass mug is a perfect match for any Prom theme and is ready to ship right now, so you can cross one more thing off your Prom "to do" list.