Abstract: An apparatus for applying a fluid to hair is provided. The apparatus includes a reservoir for containing a fluid, sidewalls for defining the reservoir. The sidewalls form an elongate curvilinear cavity along an interior surface and forming an exterior surface, wherein the cavity includes the reservoir and having a top portion and a bottom portion and the cavity having a longitudinal axis. The applicator also includes a top endwall located at the top portion of the sidewalls and the endwall includes an elongate cavity for dispensing a fluid. A flexible lip is located adjacent the cavity for assistance in dispensing a fluid from the elongate cavity is also included in the applicator. The applicator includes a movable bottom endwall for containing the fluid within the reservoir and advancing fluid and a rotatable smoothing rod attached to the exterior surface of the sidewalls.