12oz Straight Rainbow Sparkly Sublimation Sippy Cups
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Sublimation sippy cups rainbow sparkly colors with 2 lids
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