Air Force Ones, Air Maxes or the Dunks.
the AF1s are easily found under 100 on eBay. The Dunks and Air Maxes may be a little harder to find under 100.
EDIT: to answer your question: I'd say the Vandals. I don't see those around very...
Air Force Ones?
A shoe that is very casual, but unlike regular sneakers. White on White is the classiest color way you can get. Make sure to get lows if you want a casual look, mids look too "gangster" in my eyes.