Some people like to see what they are putting in their mouths. Some people don’t get that option:

From Bondage Blog.

This blowjob is a dramatic study in contrasting colors:

I suspect this photograph shows (or is intended to suggest) a prostitute giving a quick blowjob in a public park. The combination of outdoor setting, street clothes, and especially the cigarette still held in the hand holding his penis, seem telling:

Two guys, one girl, and an old-fashioned heavy black plastic rotary-dial telephone, in the bed. What’s he doing, ordering out for a post-coital pizza?