The cup you reach for changes with the drink. A small espresso, a regular morning coffee, and a long tea refill ask for different amounts of room. Before picking a color or a handle, check the capacity printed on the product page.
For a short espresso ritual: 4 oz
A four-ounce cup keeps a short drink in a compact vessel. The Ember Collective Doubleshot Espresso Cup is listed at 4 oz. Its product page describes room for two shots of espresso and a little foam. If you like the look of a small cup but usually make a full mug of coffee, the capacity is the detail that matters most: this one is deliberately small.
For a familiar mug: 12 oz
Twelve ounces gives more room for a typical coffee or tea without committing to an oversized vessel. The Ember Collective Monday Mug has a 12 oz option. It is a practical starting point if you know you like a mug-shaped cup but do not yet know which capacity feels right.
For a longer pour: 16 oz
The same Monday Mug also comes in 16 oz. Choose that size when you want more space for a larger pour or for additions such as milk. It is still worth checking your own drink habits: a bigger cup is useful only if you actually fill it.
Two checks before you choose
First, choose capacity before color. Colors and sizes are separate variants, and a color shown in a photo may not be available in the size you want. Second, check the selected variant on the live product page before ordering. Stock can change, and some color-size combinations may be sold out.
These are capacity cues, not a rule for how coffee should be made. The useful choice is the cup that suits the drink you make most often. Explore the 4 oz espresso cup or the 12 oz and 16 oz Monday Mug if one of those sizes fits your routine.