To provide a mirror which can be attached and removed easily, for example, in a car and an adhesive and peelable mirror cover.

1. The mirror characterizing that a sponge which adheres and peels repeatedly like an acrylic sponge is attached on the backside of the mirror. 2. The mirror to be attached on a sun visor characterizing that a sponge which adheres and peels repeatedly like an acrylic sponge is attached on the backside of the mirror. 3. The sun visor characterizing that it has a sponge which adheres and peels repeatedly like an acrylic sponge on its front surface. 4. The mirror cover to be attached on a sun visor characterizing that it was made of a sponge which adheres and peels repeatedly like an acrylic sponge. 5. The adhesive and peelable mirror characterizing that a sponge which adheres and peels repeatedly like an acrylic sponge is attached on the mirror and one or more selected from a game board member, a gem clip and a tube is attached on its margin.