Package includes: Two blue and yellow security stamps. Each stamp can be used approximately 1000 times (30 meters), which is enough for your needs. Easy to use: After discarding the card, simply roll the security stamp over the content of the card you want to hide. This wide security stamp is easy to roll and use. You can more easily manage the information that needs to be protected. Practical: Our wide security stamp is easy to use, does not take up extra space, and is suitable for most smooth surfaces. However, it is not recommended for use on smooth paper or laser-printed paper. Unique design: Our security stamps are printed with meaningless letters, which can effectively hide your identity information and prevent criminals from obtaining your private information. Versatile uses: Our security stamps are suitable for protecting and hiding your bills, credit cards, bank statements, tax information, postcards, emails, address information, etc.