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Zipper is applied for various clothing and backpacks widely due to its convenience. However, people always forget to zipper, which cause unnecessary economic losses and unnecessary embarrassment. Color zipper is a new type of zipper which reminds users the opening and closing state of zipper through changing the color. Zipper head and zipper closure ends establishes contact by signal.User could determine the status of the zipper through the color of the zipper head, which not only serves as a reminder of role, and effectively ensures safety.