Best of both worlds, beautiful and functional!!! This 20 oz stainless steel tumbler is made using the sublimation process exhibiting bright, vibrant color graphics that will not peel, crack or chip. It's double insulation keeps your beverage hot or cold for up to eight hours. The icing on the cup...add personalization! You can add a name, affirmation, quote...just add it to the personalization tab or simply send me a message.