Zojirushi Stainless Steel Mug, 16-Ounce, Matte Black

100% Authentic from USA.

A stainless mug is a vacuum insulated mug that is designed to drink directly from the mug. Although similar to travel mugs, it offers better heat retention because of its tight fitting lid, and can be stored in a bag or purse without spilling.

How does it keep beverages hot? The air between two thin layers of stainless steel that make up the body of the mug is removed to create a vacuum. Because there is no air, the temperature on the other side of the wall does not transfer over, keeping beverages hot or cold for hours. Stainless steel vacuum insulation keeps beverages hot or cold for hours.

Durable and sanitary 18/8 stainless steel interior. Slick Steel finish. Wide mouth opening. Compact design takes up minimal space while maximizing capacity.