100% leak-proof.
When keeping drinks warm it proves to be an absolute high achiever: Contents are still above 60 °C after four hours.
Opens at the press of a button and can be drunk from anywhere around the rim.

The ERNST mug with quote is part of the popular Citat collection, a series of beautiful stoneware products emblazoned with memorable statements.

Hourly taste of freshly brewed coffee thanks to constant temperature and airtight closure.
Mobility: Drinks from any side through 360 ° opening, 100 percent tight, one-handed operation to open and close.
6h hot / 12h cold; No burnt fingers thanks to high quality; Vacuum insulated stainless steel piston; Pleasant wearing comfort; attractive; rubberised cuff.
dishwasher safe; Push-button closure with color marking (open / closed): Optimum cleaning by disassembling the cover in two parts.