Sometimes a signature or date is placed on a document but it turns out that it s not entirely accurate. A Strikeout stamp is also known as a black out stamp and offers a quick way to cover up data or information that shouldn t be on a file or folder. It has a curly design that will easily remove all evidence of what is behind it. This small slim strikeout stock stamp is the right choice for the person on the go. This stamp is small but will make thousands of impressions before you would need to add refill ink. The stamp impression measures approximately 1/2 x 1-1/2 .