Universal Office Products UNV19002 Deluxe Tyvek Expansion Envelope, 10x13, Self-Adhesive

These Deluxe Tyvek Expansion Envelopes are designed for durability and reliability. Measuring 10 x 13 inches, they feature a square flap for easy sealing and a self-adhesive closure for secure transport.

Perfect for shipping documents, files, or any important materials, these envelopes come in a pack of 100, ensuring you have plenty on hand for all your mailing needs. The white Tyvek material offers both a professional appearance and exceptional strength, making them an ideal choice for sensitive documents.