Give your students a fancy-looking favor for Prom or Homecoming, without the fancy cost, with this Marbled Tumbler. The stainless steel 18 oz. double-wall tumbler features a marble design on the outside and includes a snap-on, spill-resistant thumb-slide lid with rubber gasket. The double-wall construction keeps drinks hot or cold up to 6 hours! Add a one-color imprint to one side of the tumbler to customize the fancy cup for your Prom, Homecoming, or other school event.