Copic markers are expensive, so it’s important to take good care of them. If you treat them well, these markers can last a lifetime. One of the most important things you can do to make sure your markers last is to store them properly. How should you store your Copic markers? Copics are alcohol-based markers which makes them combustible, so you should keep them away from fire and heat. Also, direct sunlight can damage the plastic barrel, which can affect the ink. Keep your markers out of the sun and in a cool, dark place. Can Copic markers be stored