Total of 5 pieces will be sent as 1 piece of 9cm - 2 pieces of 6cm -2 pieces of 3cm. our product is not a glass mirror, it is a decorative mirror plexiglass with a mirror effect. it is very simple to use, the adhesive protector on the back surface is removed and adhered to the cleaned floor (wall, furniture, wood, metal, etc.). Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.