Labial hypertrophy can make cleansing difficult or uncomfortable, and may ultimately lead to infection.
The easiest way to describe them would probably be: the upper and lower lips are in the form of two lines.
Wanna get a closer look? See your doctor if the bump persists or is accompanied by itching, burning, or other unusual symptoms.
There can also be differences in the width, length, symmetry, color, smell, and hair patterns on the lips of folks with outies that make them look different.