The X-Stamper "PAID" Blue stamp is a self-inking rubber stamp designed to quickly mark documents with the word "PAID" in blue ink. It is ideal for businesses, offices, or anyone who needs to efficiently process payments or mark invoices. The self-inking feature allows for fast, consistent impressions without the need for an ink pad, and the blue ink provides a clear, professional finish. The stamp is compact, durable, and easy to use, ensuring your "PAID" stamps are neat and legible every time.