This is a 100% silk blouse by Sezane in navy. It is true navy and quite dark. It has fabric covered buttons with elastic toggles. Sleeves are full as is the blouse itself. The size is French 38 which is like us size 6. Measurements are 19.5 in armpit to armpit across front and 26 in shoulder to hem. It is a good shape no stains tears or pulls. Some wear on elastic button toggles. See photo.