20oz Mirror finish Sublimation Tumblers

20oz mirror coated sublimation cups

totally straight

recommended time and temperature:

350 for 5 minutes in convection oven 

365 degrees for 30 seconds then turn for 30 more in a tumbler press 

Please remember all ovens are different and time and temperature may vary the above are the settings I use but you should always check as you go to be sure