Call attention to the fact your debtors are late to pay their bills by stamping this Xstamper on their collection envelopes. We designed this impression to quickly catch the attention of those receiving the notice! Because of this stamp, with an impression measuring 1/2" x 1-5/8, there will be no question to whether this is their second notice. All of our Xstampers are handcrafted in the United States. Our stock office stamps spread their messages, quickly and clearly.