Just a Girl Who Loves Sea Turtles design on our 20 oz double wall stainless steel tumbler with Lid and Reusable Straw. These are 20 oz capacity and perfect for any of your cold/iced beverages!!!Double wall tumbler’s lid is vacuum sealed. The design is printed with a special permanent ink therefore it will not peel or crack!How to Care: Hand wash in warm water. Do not use any abrasive sponges on design to increase longevity. Not microwave or dishwasher safe.