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nature : After a special chemical coating, the processing of paper. Its features are :-generation Mexican water, clean sanitation; Repeated use, save paper. When used with clean water by coating the writing brush, when the water wetting paper, it was the site of wettability of light refraction disappear, thus demonstrating a clear handwriting. After a few minutes, the water absorption and evaporation and disappear naturally, revealing writing disappeared, the paper restitution, can be written. For schoolchildren and the use of calligraphy lovers. Asked Paper (paper-based) high strength, the paper Brushing coating (paints, adhesives and other additives derived tie) film uniformity, water seepage, with a certain heat, dried and transparency as well.
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