●Use in the morning or at night after preparing skin with lotion and milky lotion. ● After applying the beauty essence to the entire face with a roller, apply it while pulling it up as if massaging the entire face with the roller. <How to set for replacement> Set the cap of the used main body container and the head part with the roller to the replacement container. (1) Remove the cap of the used main body container. Hold the main container as shown in the illustration, and pull out the head part with the roller while pinching and pressing the white button on the side of the head with your fingers. The head part is removed from the main container. ◇ Do not wash the removed cap and the head with the roller. ◇To maintain the quality of the contents, do not use any parts other than Elixir Esthetic Essence AD. (2) Peel off the seal on the tip of the replacement container. ◇When removing the seal, be careful not to cut your hands on the edge of the seal. (3) Set the head part removed from the main container in the replacement container. Finally close the cap. ◇The head part has front and back. ◇Be careful not to push the tube too hard when replacing.