The best insulated coffee mugs use vacuum insulated technology to keep your coffee hotter longer. Air tight vacuum insulation almost eliminates heat loss through the walls of your mug meaning you can plan on your coffee staying hot for ost of the day rather than just an hour or two.
Here are some of my favorite vacuum insulated wide bottom travel mugs for sale today.
18oz Stainless Steel Thermal Insulated Chubby Coffee Mug CupContigo Thermo Ceramic 14-Ounce Desk Mug, WhiteThermocafe By Thermos Stainless Steel Travel Mug Wide Base 15 OzStanley Stainless Steel Classic Mug (18 oz)Highwave MoJOEmoThermos 16 Ounce Stainless Steel Desk MugTimolino 17 oz. @tanium II Vacuum Travel MugContigo Autoseal Fulton Stainless Steel Desk Mug, 12-Ounce
Alternatively you can see this page featuring all of the top insulated mugs from each category.