When I walk into any coffee shop, I see at least a handful ... 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 ...

there’d be no airflow in the cup. According to Atlas Obscura, who interviewed the authors of Coffee Lids: Peel, Pinch, Pucker, Puncture, the vent can be used to boost the coffee-drinking ...