A Premium Rectangular Self-Inking Notarial Stamp is a professional-grade tool used by notaries to imprint official notarial information on documents. It features a rectangular design and a built-in ink pad that automatically re-inks the stamp after each use, ensuring clean, consistent impressions. These stamps are typically customizable to include a notary's name, commission number, and expiration date, and they comply with state-specific notary regulations. Designed for durability and ease of use, premium versions often include high-quality materials and mechanisms for long-lasting performance.