A soft sundress is not a colour story. It is a fabric and a fit decision. The dresses that actually get worn in August are the ones cut loose through the ribcage, made from something that breathes, and printed at a scale that reads as texture rather than a statement from across a room.

Everything here sits in that register. There are ditsy dots and small florals, a faded stripe, and a handful of solids in cream, pink and tangerine. Nothing has a stiff waistband, a lining that traps heat, or a print so large it decides the whole outfit for you.

Prices run from $143 to $598, which is a wide spread for ten dresses. That is deliberate. A cotton babydoll you throw over a swimsuit and a silk bias maxi you wear to dinner are doing genuinely different jobs, and it makes no sense to pay the same for both. The cheapest dress in this edit is one of the most useful.

Cotton and cotton blends win on the hottest days because they hold their shape away from the body. The Sant Roc has a cloqué texture that keeps the skirt standing off the leg, and the Maltina and Suzette both use a dry cotton that does not cling when the temperature climbs.

Silk and crepe de chine behave differently. They are cooler against the skin but they follow the body closely, so they read as dressier whether or not you intended it. A bias-cut silk dress is a beautiful thing and it will show every line underneath it, which is worth knowing before you order one for a garden party.

Two practical notes. Anything unlined and pale is see-through in direct sun, so check the shot on the model against a bright background rather than the flat product image. And cotton that is described as crisp will soften after two washes, which is usually an improvement, but it also means the shape you try on is not the shape you keep.

The fastest way to move a sundress out of holiday territory is to make the shoe less casual than the dress. A flat leather sandal keeps a cotton midi firmly at the beach. The same dress with a slim heeled sandal or a plain mule reads as dinner without any other change.

For the minis, the useful trick is covering the shoulder rather than the leg. A fine knit cardigan worn open, or a linen shirt left unbuttoned over the top, takes a short dress somewhere it would not otherwise go. Structure on top balances volume underneath.

Maxis need the opposite treatment. They already have length and presence, so anything added should be small. One bag, one pair of earrings, nothing at the waist. A belt on a floor-length cotton dress cuts the line that makes it work in the first place.

For travel, the cotton pieces pack better than the silk ones and recover from a suitcase in an hour on a hanger. The silk needs a steamer or a bathroom.

If this edit had to shrink to two, the honest picks are the Christina in Bisous Bisous at $143 and the Sant Roc at $230. Both are cheap enough to wear carelessly, which is the whole point of a sundress. The expensive silk pieces are lovely and they are also the ones that will sit in the wardrobe waiting for an occasion that does not arrive.

Skip anything pale and unlined if you are buying it for a wedding or a long day outdoors. It will not survive the photographs.

If you take one thing away: buy the sundress you would wear to the supermarket, not the one you would wear in the photograph of the holiday, because the second one only works for a week and the first one works all summer.