So many unanswered questions: Is this simply meant as a fashion accessory for your beer? Are you worried if your beer is in a regular koozie, that it’s prone to dropping? Is your hand meant to be at the same comfortable temperature that your beer is at?
There’s an evil part of me that wants to bake a cake for a child’s birthday party and send the kids home with a caffeinated sugar high. There’s a practical side of me that just wants caffeinated blueberry muffins.