Tall, grande, venti—cups for each drink size have mysterious lines on the sides. What exactly are those markers used for?

The best liquid measuring cups are comfortable to handle, easy to read and up for everything you can throw at them in the ...

If you’ve ever ordered an iced drink at Starbucks, chances are you received it in a plastic cup with little black ... these lines are now in black and white as opposed to solid black, helping ...