For $30/set,I'd go with Michelin Transworld Citys. You can get them in 1.5 and 1.95",they roll decent,do ok on trails and in snow,have puncture protection,and have snazzy reflective sidewalls. They're usually like $18 each,but I've seen them on sale for $13-15.
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C'dale BBU('05 and '09)/Super Six/Hooligan8and 3,Kona Dew Deluxe,Novara Buzz/Safari,Surly Big Dummy,Marin Pt Reyes,Giant Defy 1,Schwinn DBX SuperSport,Brompton S6L/S2E-X/M6L-X/S12 T Line