[1] Depending on the style, there are subtle differences in the shape, size, and general manageability.
This is not to be confused with the chinstrap beard—a similar style of beard that also grows along the jawline but does not fully cover the chin.
[citation needed] This facial hair style is popular among followers of certain sects of Islam, as they believe it is how the Islamic prophet Muhammad wore his beard, citing the relevant hadith compiled by Muhammad al-Bukhari, "Cut the mustaches short and leave the beard".
[2][3] In the United States, this beard style is common among married Amish men.
Male members of the sect generally grow a beard after baptism, but shave the mustache off.