Thermos products deliver what matters every time. As one of the leading manufacturers of convenient insulated products for over 100 years, Thermos is trusted by consumers to provide portable containers that promote a safe and healthy lifestyle. The stainless king series blends innovative technology with a dash of the past, providing reliable products that stand up to the demands of everyday life. This flask is perfect for keeping your drinks hot or cold on the go. The stainless steel interior and exterior makes it more durable than glass-lined flasks, and the twist and pour stopper allows you to pour into the insulated stainless steel cup without removing the stopper. With a 5 year guarantee, this flask will be ready and waiting for your next adventure for years to come