Key features

• •4 Pack Straight Sublimation 12oz sippy tumbler cups: absolutely straight, same circumference between top and bottom,and also the tumbler is ready with a polymer coating for Dye sublimation prints using heat press or convection oven.so it can allow you design your cups with your perssonal picture, which can be special gift for your kids.
• •Two Way to Sublimate Your Tumbler： If you choose heat press machine to sublimate your tumblers,Recommended time is 30-40 seconds,Recommended Temperature is 380~400 Degree Fahrenheit,If you choose oven to sublimate your tumbler,Recommend time is 8 minutes,Recommended temperature is 380 Degree Fahrenheit; Attention:Both best done with sublimation shrink wrap,
• •Advanced insulation technology: Double-Wall Vacuum insulated thermal design is good for keeping your drinks warm or cold for a longer time, so you can use it in any season.
• •Safe and Durable: our sublimation tumbler is made of 304 stainless steel, .more durable than other ordinary plastic;
• •Package Includes: 4 pieces 12 OZ Sublimation White Blank Straight Sippy Cup,you can buy these tumblers cups to DIY Unique tumbler for your kdis or your friends's kids