Abstract: A hair roller apparatus includes a roller member having a roller stem, a roller pad mounted thereabout, and an oblong end flange and a circular end flange at opposing ends of the roller stem. The apparatus also includes a cap member having U-shaped cap body with a short end wall at a first end and a second end wall at a second end. Stem engaging recesses are provided in each of the end walls. Holes are formed in each of the oblong end flange of the roller member and the long end wall of the cap member so that a pin member can be inserted therethrough to secure the cap member against rotation relative to the roller member. A flexible protective sheet is also provided, and includes a slit for feeding hair therethrough. Mutually engageable hook and loop type fastening strips are provided on the outer surface of the cap body and on the flexible protective sheet so that the flexible protective sheet can be securely engaged to the cap body.