Twelve 20oz Glossy and Thirteen 20oz Matte Straight Skinny Tumbler - Double Walled Vacuum Insulated Stainless Steel Drinking Tumbler with Leak/Spill Resistant Lid - 304 Pro Grade Stainless Steel - This skinny tumbler is Straight Skinny. It is same size at the top and the bottom.
1. Keeps cold up to 24 hours, Keeps hot up to 8 hours.
2. BPA-Free and Phalate-Free.
4. Individually Boxed
5. Straw Included
6. Glossy Finish for Sublimation
7. Manufacturer Recommends 380 degrees for 4-6 minutes. Testing will give best results, often turning halfway through works for some.