Look what the breeze blew in: a flock of delicate dresses that pack well, travel well, and look swell. We weigh your options.Dress Weight: 1.35 poundsA long, fluid slip of a dress, this silk satin cowl neck gown with an organza skirt of bias ruffles moves like a dream. Pair it with striking faux-crystal drop earrings that sway as dramatically as the dress. Gown (Style 718), Jenny Lee. Earrings, Francoise Montague for Jennifer Miller, 212-734-8199. Ring, Varna.