To enable a user to clean teeth easily at any place by continuously connecting a mirror holding rod to a hair band fixed to a head part made of synthetic resin, mounting a mirror part at its tip, and performing adjustment such that the mirror part is set to a position coming near a mouth of a user so as to enable the good view of the mouth.

A mirror for tooth cleaning comprises an hair band 1 made of synthetic resin, and hair band fixing part 2 mounted to the band 1, and a mirror holding rod 6 made of synthetic resin connected continuously to the band 1 by a screw 4 and a nut 5. The rod 6 can move freely. A joint part is provided at a tip of the rod 6. The joint part 7 is jointed by a mirror holding rod 10 and moves freely. A mirror part 8 composed of a mirror 9 supported by the mirror holding part 11 is provided to the mirror holding rod 10. The mirror part 8 is attached to the mirror holding rod 10 via a sliding wedge member 12 so that the mirror 9 can be fixed to a specified position.