How to Make a Sublimation Tumbler in an Oven
Tumblers. Travel mugs. Thermoses. Water bottles. Whatever you prefer to call them, they’re popular, they sell well, and they’re a lot of fun to make! In this post, we’ll walk you through wrapping and “baking” a sublimation tumbler, using a countertop convection oven or air fryer. This post may contain affiliate links for products we…