This 10oz tumbler is made of high quality 304 stainless steel. The surface is using the powder coating that makes more durable.The structure is double walled and vacuum insulated, it can keep your favorite beverage hot for 6 hours and cold for 12 hours. The 10oz tumbler fits most car cup holders, so it's a good choice when you're driving. Also it has a wide mouth that makes it easier for you to clean the cup. The top is transparent slide lid, you can drink through this small mouth.
