Includes 100 envelopes in a 9×12 size for routine home, school, or office mailing and filing needs Self-seal closure with a peel-off strip allows quick sealing without moisture or additional glue Made from 28LB white kraft paper for added strength during everyday handling and mailing Smooth blank exterior is suitable for printing addresses or labels with most inkjet and laser printers Useful for mailing or storing documents, contracts, catalogs, magazines, photos, brochures, and other flat paper items Color: White Closure type: Self-seal