Put colored paper and a proper amount of desiccant into a bag and store it in a dry and cool place in a sealed way to avoid direct sunlight. Colored paper is a general term for white signature boards, with a common size of 24CmX27Cm. The popular colored paper collections in Japan's domestic residential circles are basically based on the works of well-known illustrators, original paintings, cartoonists and original cases. Mainly draw characters+signatures.