Quote Originally Posted by Fearnest View Post
Pretty much the same design, but not the same origin. In "common" use, it's even beginning to be interchangeable with "do-rag" or "head wrap," to the point where it includes versions that are not symmetrical and have a tail (see below and note the URL).
Those are bandannas or kerchiefs and hardly caps. Be them the garb of American slaves, pirates or the trouping colours of self-styled inner-city ganstas they are, I think, by no measures "skull caps" (the style of badhnāti excludes them also of being ħijābim or turbans).