This IU photo contains
capot, percez capot, bonnet, and bonnet de poke.
There might also be
plaisancier, leghorn, panama, marin, skimmer, chapeau de paille, barbeau, chapeau, écumoire, paille, canotier, livourne, chapeau panama, sailor, bouquet, corsage, posy, nosegay, sundress, robe de soirée, and robe d’été.