Polar Camel travel mug for teachers.  "Coffee gives me teacher powers"  Made of insulated Stainless steel , with a  plastic lid with slider top for open/close .  Will keep beverages hot/cold .  We can personalize with the teachers name on the opposite side no additional cost. Available in either white or stainless steel color. 
We recommend hand washing with a non abrasive soap. Not dishwasher/microwave safe.