This year's Prom is destined to sparkle, so let the radiance shine through with this stunning Gold Glitter Prom Full-color Stainless Steel Tumbler. The 20 oz. double-wall vacuum insulated tumbler is copper lined, has stainless steel outer and inner walls, and keeps drinks hot or cold for hours (cold--up to 18 hours; hot--up to 8 hours). Choose the color of the spill-resistant slide lid to match your Prom theme. The tumbler comes with a full-color white, black, and gold glitter-look Prom and year graphic that wraps around the entire cup for dramatic effect. You can customize it for your Prom night by adding your text and/or imprint design on one side. The travel mug comes assembled and is BPA-free.