PLEASE READ ALL INFORMATION PROVIDED:
 
Hole is pre-drilled and DOES NOT come with a stopper. The hole will need to be sealed with UV Resin. 
 
Sublimate the glass cups, wait for it to cool COMPLETELY before you add the liquid and seal the hole!

If you do it backwards the water will boil and the glass WILL shatter

Step 1: sublimate
Step 2: cool completely 
Step 3: add water/glycerin and glitter
Step 4: seal the hole
 
Make sure your customers KNOW that they can NOT put these cups in the microwave or dishwasher OR leave them in the HOT car for a prolonged period!
Comes with 1 box, bamboo lid and plastic straw.
 
Approximate time and temp for sublimation: 
365 degrees F and 6-minute for an oven
365 degrees F and 50 second for a press