Color-changing Santa Smile Glass Mug

This smiley Santa may just be the cutest thing I've ever seen! With cold liquids, the hat changes from light rose to a deeper red. The glass mug is made of a thick durable glass, with handle and the design is white and light rose color changing permanent vinyl. 16 oz cup Use with cold beverages Red hat deepen with cold liquids You can buy just the glass cup, or the lid, straw, and cup bundle. The lid is natural bamboo so it is safe to use and very durable. The metal straw has a colored silicone top for comfortable drinking. The color of the silicone top may be chosen in the dropdown.