Rubber Bases for 20oz Tumblers
 
These can be used on whatever blank that you require, here are the measurements should you wish to use these on Beer Cans etc:
Approximately 5.5cm wide x 2mm thick
 
Wording around the circumference: Handwash Only, BPA Free, Do Not Use in Freezer, Microwave, Oven and Stovetop.
Wording in the Middle: AGH, followed by symbols of the above.