Insulated coffee mugs enhance every sip by maintaining the perfect temperature and preventing spills. From the SR Coffee ...

It also has a plastic lid, and I find the mug fits ... This will depend on your travel mug, says Easto. “A vacuum-insulated travel mug can keep coffee hot for several hours.

That means as a baseline, insulated cups need to beat 30 minutes of warmth! Reusable plastic cups (like the ... not only keeping your tea or coffee warm, but initially cooling it more quickly.