Atef () is the specific feathered white crown of the ancient Egyptian deity Osiris. It combines the Hedjet,  the white crown of Upper Egypt, with curly ostrich feathers on each side of the crown for the Osiris cult.
Atef is a white feathered crown worn by the ancient Egyptian deity Osiris, combining the Hedjet (the white crown of Upper Egypt) with ostrich feathers on each side.