Porcelain, a type of ceramic that is more dense and less porous, is another great option to consider. Han recommends the Lino coffee mug from NotNeutral. "Made from high-quality porcelain ...

While there are your standard gems, like cut glass or vintage ceramics, one type of mug should be added to your cart every time you visit a secondhand store. Otagiri mugs are not only made of ...

And then, of course, 16 ounces is somewhere in between. The type of lid on your travel mug can make a fairly big difference in how you experience drinking. Some have bigger openings, some smaller.