Privacy protection: identity theft prevention stamps have printed with meaningless letters which can nicely hidden y identity information and prevent y privacy information from being known by some bad person Easy to operate: you just need to roll the security stamp over the content of card that y want to hide after throw away the card, these wide rolling security stamps are smooth to roll and convenient to operate, you can handle information you want protect in an easier way Practical to use: wide rolling security stamps are simple and practical to use, won't take up extra spaces, suitable for most glossy surfaces. but not recommended for smooth paper surface or laser printing paper Applicable object: identity theft prevention stamps are suitable for protecting and hiding y bills, credit card, bank statement, tax information, postcard, mail, address information and so on; The effect of the stamp on glossy paper or other glossy materials is not obvious, and it is not easy to dry Package include: 2* Roller stamp size: 100 feet, its pattern width is approx. 0.7 inch