A Skin Tag has many medical names, such as fibroma pendulum, papilloma colli etc.
They look like a small piece of soft hanging skin and vary in size.
Usually appear on area of the body where skin is rubbed such as eyelids, armpits, under breasts, groin, upper chest, neck.
Some people are more susceptible than others.
They can fall off painlessly, but usually need to be removed.
California Faces removes them by cauterization, burnt off my using electrolysis (heat to remove).