fine dark brown silken hair brushed straight back from a tall brow and falling heavily down almost to the shoulders , there to curl slightly up at the ends ( garbo had once done her hair like that and corporal romanova admitted to herself that she had copied it ) , a good , soft pale skin with an ivory sheen at the cheek-bones ; wide apart , level eyes of the deepest blue under straight natural brows ( she closed one eye after the other .