Lips are normally covered in black lipstoick, with optional fake vampire fangs.
Fangs
Store bought teeth for hanging out in goth clubs. Subtle is good - aim for the merest glint of a fang from deep within shadows. Fangs must NOT glow in the dark.
Source Cyberpunk handbook - St. Jude R.U. Sirius and Bart Nagel
From these lips come such awesome phrases as:
The Grave is my home