Ultimate Mug from Asobu combines the style of a classic mug with the functionality of an insulated bottle. Copper lining, ceramic inner coating, and double-walled vacuum insulation maintain the temperature of the beverage for a long time, to the last drop. The mug has also a transparent, removable lid with easy opening and closing. The mug is not leakproof - the lid protects from spillage, but the mouthpiece is not sealed. Features: The perfect combination of style, functionality, and innovation. This mug is designed to elevate your drinking experience and keep your beverages at their optimal temperature for longer periods The 400ml capacity provides ample space for your favourite hot or cold beverages, whether it's a steaming cup of coffee, a refreshing iced tea, or any drink that suits your taste The innovative ceramic inner coating ensures that your beverages maintain their original flavour and freshness, free from any metallic aftertaste. It also provides a smooth and enjoyable dri