The Wizard of Oz You Say Witch Mason Jar with Lid is a must have for fans ofThe Wizard of Oz. Don't forget to bring the Wizard of Oz You Say Witch 18 oz. Mason-Style Plastic Jar with Lid and Handle when you're off to see the wizard. More importantly, each jar is double-walled insulated for hot or cold drinks and comes with a screw-on lid with straw! Hand wash only. Not dishwasher safe. Do not microwave.