Tamper evident sequrity tape with alterable sequential numbering . You can not see the hadden word" opened" before openning . Once opened, the face stock as well as the applied object will reveal the word"opened" and the tape can not reseal . Any open without permission or thief during the transportation can be easily identified by the evident word, so to achieve the purpose of anti-counterfeiting, anti-thief and anti-dency . Random message or graphic is avaliable.