When you compare glass, ceramic, and metal ... the Lino coffee mug from NotNeutral. "Made from high-quality porcelain, it has a wide mouth to enhance aroma, a comfortable handle for a secure ...

This large mug can carry hot or cold coffee or tea in any environment ... This has a nice insulated metal holder with a comfortable handle that a glass insert sits inside of.

Because the mug has metal infused in the base, you cannot put it in the microwave. But this isn’t really a problem because you should never heat tea or coffee in the microwave (it tastes terrible).

We also appreciate that the cup is made to resist scratches, has a slip base, and a comfortable handle. Keep in mind: Because this travel tumbler is shaped like a traditional coffee mug ...