Abstract: A convertible hat comprises a crown formed of flexible material and having a peripheral edge defining a head-receiving opening, a visor flexibly attached to the crown along a section of the peripheral edge and projecting forwardly from the crown, a removable strap extending about and exteriorly of the crown adjacent the peripheral edge, guide means for guiding and retaining the strap adjacent the peripheral edge. Releasable fastening means for releasably attaching free ends of the strap to the crown at predetermined locations on opposite sides thereof. Further releasable fasteners are also provided for releasably attaching the visor to a rear portion of the crown.