"" shows that the cowl's ears are able to change lengths for various uses in. However, artist Karl Kerchl has drawn Batman's costume vault showing that he has a wide selection of cowls with ears of different lengths. Despite that, Dick Grayson's cowl supposedly has the same features as Bruce Wayne's, although Grayson often finds that wearing it interferes with his peripheral vision (although, as Grayson primarily wore a domino mask through his career, this could simply mean he is unused to the cowl).