Several years ago when I started buying Copic markers and refills I asked how the refills should be stored. Marianne Walker from Copic International said they should be stored in a cool dark place .
I bought a black plastic file box and have mine in there and the box is in a closet .
Barbara
__________________ "I have not failed . I've just found 10,000 ways that won't work" --Thomas A. Edison
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