a self-heating mug that isn't on sale all that often, is nearly $50 off and just $99.99 at Best Buy as a deal of the day. So while it may not be time for you to transition from iced to hot coffee ...

Any mug with a lid that you can carry from place to place is technically a travel mug, but the best travel mugs keep your iced or hot beverage to temperature, won't leak all over your bag ...