City Style: Strong Holds

These brawny bags are smart enough for the office, cool enough for everywhere else.

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Clockwise from upper left 1. Mulberry Brynmore leather messenger bag, $795, Barneys New York. 2. Leather carryall, $449, Bally. 3. Prada leather laptop case, $1,185, Neiman Marcus.

4. Messenger bag with magnetic closure, $220, Lacoste. 5. Marc by Marc Jacobs canvas messenger bag, $298, Marc Jacobs. 6. Allegro weekend bag, $420, Reiss.

7. Mike & Chris leather messenger-duffel, $1,025, Stel’s.