Travel mug features a double wall vacuum insulation system
The tumbler has a wide mouth opening, which makes it easy to fill, clean, and add ice cubes. It also allows you to easily add a straw or a cleaning brush to the tumbler
instructions: Regularly rinsing and drying your Tumbler after each use can save it from rust, especially if it contained liquids other than water, can prevent rust-causing residue buildup. Avoid harsh abrasives when cleaning and store your tumbler in a dry place
