http://wikiless.i2p/wiki/Hijab?lang=en
Muslim scholars usually require women to cover everything but their hands and face in public, [ 28 ] but do not require the niqab (a face covering worn by some Muslim women). In nearly all Muslim cultures, pre-pubescent girls are not required to wear a hijab. [ 83 ] In private, and in the presence of close relatives ( mahrams ), rules on dress relax.