<b>Double wall stainless steel coffee mug with lid.<br><br><br/><b>Features</b><br><br/>Material: Made of 304 stainless steel, extra thermal copper lining conducts even temperature retention that keeps hot beverages for over 3 hours and cold drinks for 9 hours.<br><br/>Lid material: ABS<br><br/>Capacity: 12 oz<br><br><br/><b>Vacuum insulation technology</b><br><br/>prevents heat from spreading and keeps the outside of the cup at a stable temperature to avoid discomfort caused by the drink's over-cooling or overheating.<br><br><br/><b>Warm notes:</b><br><br/>(1) Wash these cups with sponge cloth or sponge ball dipped into warm water.<br><br/>(2) There is a straw hole on the lid, please do not invert the cup to avoid pouring.<br><br/>(3) Do not use product in microwave, on stove top, or in any type of oven.<br><br/>(4) Use only with adult supervision. To avoid possible injury, do not let child walk or run with product.<br><br>