I don’t know what it is about an East Coast summer, but the packing process always feels… a little extra special. Maybe it’s the hydrangea-lined backyards, the slightly chilly nights that call for a proper jacket, or the fact that, no matter how casual the plan sounds, everyone still shows up looking incredibly put-together. These are destinations that never feel try-hard, overly glamorous, or performative. The vibe among the regulars is simply understood.

After I spent time observing and, naturally, mentally shopping what people wear in the Hamptons, Martha’s Vineyard, and Nantucket, a clear pattern emerged: The vibe is polished, understated, and quietly expensive. Think linen that actually holds its shape, suede in the summer (yes, really), and accessories that whisper rather than shout. Below is the exact shopping list that captures that energy—pieces that feel just as right for a dockside lunch as they do for a last-minute dinner reservation.