If you're looking for a teacher appreciation gift that's a little different, try this Frosted Tumbler with Mood Stars! The 24 oz. frosted white plastic tumbler includes your choice of a one-color imprint on one side; we recommend a black imprint for maximum effect. Once you have received your custom tumblers, fill them with ice and watch the stars change color! Frosted Tumblers with Mood Stars make wonderful teacher appreciation gifts or staff gifts for your elementary school's holiday party or banquet.