Bottle set and bottle

A bottle set comprising:

• a bottle that includes an ink container that contains ink to be ejected in an ink ejection apparatus, and an outflow port through which the ink in the ink container flows out to the outside;
• and
• a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle,
• wherein the lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member,
• wherein the type of the ink is classified by the color of the ink,
• wherein the outflow port is located at one end of the bottle,
• the lid member includes a top plate that is arranged to oppose the outflow port and a tubular barrel that projects from the top plate toward the ink container side,
• the colored portion comprises a first colored portion and a second colored portion,
• wherein the first colored portion is arranged in a first region of the lid member that includes the top plate and an area extending from a top plate side of the barrel to a first position along the barrel between the top plate side of the barrel and an end of the barrel,
• wherein the end of the barrel is opposite the top plate side of the barrel, and
• wherein the second colored portion is arranged in a second region of the lid member that includes an area extending from the end of the barrel to a second position along the barrel between the top plate side of the barrel and the end of the barrel,
• the first colored portion is colored with a color similar to the color of the ink, and
• the second colored portion is colored with a color opposite to the color of the ink.