Every single one of the pros I talked to for this story said that not only are ceramic, glass ... Most of the travel mugs on this list have temperature retention for at least a few hours ...

There are plenty of travel mugs to choose from out there—from the cheap plastic kind sold at your corner convenience store to ...

To create a gauge for how good an insulated cup really is, Michael decided to measure them against a standard ceramic mug ... certain ‘smart mugs’ like the Ember travel mug allow you to ...