The product can not only any object surface paste, and can be easily removed without residual glue, not hurt by the paste object surface, more can be repeated paste. At present, the courage to leave messages, notes, classification, notes, instructions, marking, indexing and other purposes. It can avoid the inconvenience of using thumbtacks, pins, pins, staplers, glue and tape. It is a necessary thing for modern business, office, study and life.