Elevate your mailing experience with the Quality Park Self Seal #10 Catalog Envelope. Measuring 9" x 12", these envelopes are perfect for sending documents, catalogs, and brochures securely. The self-seal feature allows for quick and easy closure—just peel and stick! Made from high-quality white paper, they provide a professional look while ensuring your contents remain confidential. Each box contains 100 envelopes, making it a great choice for businesses or personal use. Simplify your mailing tasks with this reliable and efficient envelope solution!