12 oz Snow Globe Glass Tumbler

12oz Clear Glass Double Walled Beer Can shaped Glasses with Bamboo lid and straw for Sublimation Printing.  These are sublimation ready.   The lid is bamboo and has a silicone gasket seal.  The lid does have a silicone straw insert so it will hold the straw securely. It comes with a clear straw. *** VERY IMPORTANT*** 1. DO NOT SEAL THE HOLE OR POUR ANYTHING IN THE DOUBLE WALL BEFORE SUBLIMATING.  YOU MUST SUBLIMATE FIRST OR THE CUP WILL EXPLODE WITH THE INTERNAL PRESSURE. 2. AVOID EXTREME HEAT AFTER SEALING.  DO NOT LEAVE IN A HOT CAR AFTER SEALING.  DO NOT HEAT AFTER SEALING 3. GLASS IS SUITABLE FOR COLD OR WARM BEVERAGES NO HOTTER THEN 140 DEGREES F.   Because these are clear glass the designs will be transparent looking and not like they are on a white background.  Still beautiful just different. ***This is a blank glass.*** PRESSING INSTRUCTIONS and RECOMMENDATIONS - (these are only recommendations as each press and oven are different.  You will need to see what will work best for